#2F3A7E#2F3A7E

#2F3A7E is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.9% C 0.115 H 272.8°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#2F3A7E
RGB	rgb(47, 58, 126)
HSL	hsl(232, 46%, 34%)
HSV	hsv(232, 63%, 49%)
CMYK	cmyk(62.7%, 54%, 0%, 50.6%)
CIE-LAB	lab(27.12, 18.08, -40.07)
CIE-LCH	lch(27.12, 43.96, 294.29°)
OKLab	oklab(37.86% 0.0056 -0.1148)
OKLCH	oklch(37.86% 0.115 272.8)
XYZ	xyz(6.4500, 5.1363, 20.3861)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3A7E #7E732F

analogous

#2F627E #2F3A7E #4C2F7E

triadic

#2F3A7E #7E2F3A #3A7E2F

tetradic

#2F3A7E #7E2F62 #7E732F #2F7E4C

square

#2F3A7E #7E2F62 #7E732F #2F7E4C

split-complementary

#2F3A7E #7E4C2F #627E2F

monochromatic

#0E1125 #1E2551 #2F3A7E #404FAB #6370C5

Accessibility & contrast

On white

10.36

#2F3A7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2F3A7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3A7E

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3A7E	#FFFFFF	#000000	##FFFFFF
##2F3A7E	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124480

Deuteranopia (green-blind)

#003D7D

Tritanopia (blue-blind)

#004A56

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2f3a7e;
/* rgb */ color: rgb(47, 58, 126);
/* oklch */ color: oklch(37.9% 0.115 272.8);

Tailwind

colors: {
  custom: {
    50: '#706fa4',
    500: '#2f3a7e',
    950: '#000000',
  },
}

SCSS

$custom: #2f3a7e;
$custom-light: #706fa4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3a7e",
  "rgb": {
    "r": 47,
    "g": 58,
    "b": 126
  },
  "hsl": {
    "h": 231.646,
    "s": 45.665,
    "l": 33.922
  },
  "oklch": {
    "l": 0.37863,
    "c": 0.11495,
    "h": 272.8
  },
  "luminance": 0.05137
}

Semantic roles & 50–950 ramp

primary

#2F3A7E

secondary

#ACA15D

accent

#C352D5

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2F3A7E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →