yellowwarmCC0 survey name

Dark Olive #373E02

Dark Olive is a dark, vivid warm color (#373E02; HSL 67° 94% 13%). Name from the public-domain xkcd color survey (CC0), where it was contributed as “dark olive”.

Use cases: Highlights · Warm accents

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Families: Yellows

Color values

FormatValue
HEX#373E02
RGBrgb(55, 62, 2)
HSLhsl(67, 94%, 13%)
HSVhsv(67, 97%, 24%)
OKLCHoklch(34.54% 0.078 116.8)
OKLaboklab(34.54% -0.035 0.0695)
CMYKcmyk(11.3%, 0%, 96.8%, 75.7%)
XYZxyz(3.3092, 4.2619, 0.7057)
CIE-LABlab(24.5, -11.4, 32.2)
CIE-LCHlch(24.5, 34.1, 109.5°)
Luminance0.043 (WCAG relative)
/* Dark Olive */ --dark-olive: #373e02; color: #373e02; background-color: #373e02;

Source: xkcd color survey name (public domain, CC0). CSS keyword: darkolive.

Shade scale

Perceptual 50–950 scale, interpolated in CIE-LAB. Step 500 is the base color. Edit in the shade generator →

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950

OKLCH ramp (perceptually uniform, modern CSS)

50
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950

Shades (toward black)

#323803 #2e3204 #292d05 #252705 #202205 #1c1c04 #171703 #121102 #0a0a01 #000000

Tints (toward white)

#4a4f1b #5d6132 #70734a #848561 #98997a #acac93 #c0c0ad #d5d5c8 #eaeae3 #ffffff

Tones (toward gray)

#383e0a #393d11 #393d17 #3a3c1c #3a3c22 #3b3c27 #3b3b2c #3b3b31 #3b3b35 #3a3a3a

Color harmonies

Complementary

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#373E02
#09023E
#373e02 #09023e

Analogous

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#3E2702
#373E02
#193E02
#3e2702 #373e02 #193e02

Triadic

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#373E02
#02373E
#3E0237
#373e02 #02373e #3e0237

Tetradic

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#373E02
#023E27
#09023E
#3E0219
#373e02 #023e27 #09023e #3e0219

Square

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#373E02
#023E27
#09023E
#3E0219
#373e02 #023e27 #09023e #3e0219

Split Complementary

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#373E02
#02193E
#27023E
#373e02 #02193e #27023e

Monochromatic

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#1A1E01
#1A1E01
#373E02
#6C7904
#A0B506
#1a1e01 #1a1e01 #373e02 #6c7904 #a0b506

Accessibility & contrast

11.34
#373E02 on #FFFFFF
AA text AA large AAA text UI 3:1
1.85
#373E02 on #000000
AA text AA large AAA text UI 3:1

Best text on dark olive

11.34
#FFFFFF text

WCAG 2.1: AA needs ≥4.5:1 for normal text, ≥3:1 for large text and UI components; AAA needs ≥7:1 / ≥4.5:1. Open the contrast checker →

Color blindness preview

Simulation using the Machado et al. (2009) physiological model, severity 1.0. This is an approximation of perception — not a medical assessment.

Normal vision
Protanopia (red-blind)
#433A00
Deuteranopia (green-blind)
#433B07
Tritanopia (blue-blind)
#3B3A33

Closest named colors

Nearest matches by CIEDE2000 perceptual distance (ΔE₀₀) across the full color database.

ColorNameΔE₀₀
Green Brown #544E038.19
Navy Green #35530A8.55
Forrest Green #1544069.98
Army Green #4B5D1610.24
Dark Green #03350011.70
Camouflage Green #4B611311.71

Colors that go with dark olive

Top matches by hue harmony, contrast and saturation compatibility.

Creme #FFFFB6
10.9:1
Same hue family as dark olive (Δh 7°) — guaranteed harmony
Pale Peach #FFE5AD
9.2:1
Analogous hue (Δh ≈26°) — neighbors on the color wheel
Robin'S Egg #6DEDFD
8.2:1
Triadic harmony (Δh ≈120°) — balanced three-way contrast
8.1:1
Split-complementary angle (Δh ≈147°) — strong but softer than direct complement
Periwinkle #CCCCFF
7.4:1
Complementary hue (Δh ≈173°) — maximum hue contrast

Values computed from the sRGB color model. CMYK is the naive sRGB conversion without an ICC profile. RGB percentages may differ between color-managed applications.