#1F4E86#1F4E86

#1F4E86 is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.2% C 0.106 H 254.7°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#1F4E86
RGB	rgb(31, 78, 134)
HSL	hsl(213, 62%, 32%)
HSV	hsv(213, 77%, 53%)
CMYK	cmyk(76.9%, 41.8%, 0%, 47.5%)
CIE-LAB	lab(32.83, 4.83, -35.93)
CIE-LCH	lch(32.83, 36.25, 277.66°)
OKLab	oklab(42.2% -0.028 -0.1026)
OKLCH	oklch(42.2% 0.106 254.7)
XYZ	xyz(7.5909, 7.4605, 23.5896)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4E86 #86571F

analogous

#1F8286 #1F4E86 #231F86

triadic

#1F4E86 #861F4E #4E861F

tetradic

#1F4E86 #861F82 #86571F #1F8623

square

#1F4E86 #861F82 #86571F #1F8623

split-complementary

#1F4E86 #86231F #82861F

monochromatic

#081423 #143154 #1F4E86 #2A6BB8 #4A8AD5

Accessibility & contrast

On white

8.43

#1F4E86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1F4E86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4E86

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4E86	#FFFFFF	#000000	##FFFFFF
##1F4E86	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335288

Deuteranopia (green-blind)

#224985

Tritanopia (blue-blind)

#005B63

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1f4e86;
/* rgb */ color: rgb(31, 78, 134);
/* oklch */ color: oklch(42.2% 0.106 254.7);

Tailwind

colors: {
  custom: {
    50: '#6a7fa9',
    500: '#1f4e86',
    950: '#000000',
  },
}

SCSS

$custom: #1f4e86;
$custom-light: #6a7fa9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4e86",
  "rgb": {
    "r": 31,
    "g": 78,
    "b": 134
  },
  "hsl": {
    "h": 212.621,
    "s": 62.424,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42204,
    "c": 0.10635,
    "h": 254.7
  },
  "luminance": 0.07461
}

Semantic roles & 50–950 ramp

primary

#1F4E86

secondary

#B88549

accent

#9B42E5

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1F4E86

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

Preview Lab → · Contrast checker → · Palette generator →