#1D4E91#1D4E91

#1D4E91 is a dark, vivid cyan. Relative luminance 0.078; OKLCH L 42.9% C 0.122 H 257.3°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E91
RGB	rgb(29, 78, 145)
HSL	hsl(215, 67%, 34%)
HSV	hsv(215, 80%, 57%)
CMYK	cmyk(80%, 46.2%, 0%, 43.1%)
CIE-LAB	lab(33.46, 8.98, -41.66)
CIE-LCH	lch(33.46, 42.61, 282.16°)
OKLab	oklab(42.9% -0.0269 -0.1195)
OKLCH	oklch(42.9% 0.122 257.3)
XYZ	xyz(8.3400, 7.7533, 27.8396)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E91 #91601D

analogous

#1D8891 #1D4E91 #261D91

triadic

#1D4E91 #911D4E #4E911D

tetradic

#1D4E91 #911D88 #91601D #1D9126

square

#1D4E91 #911D88 #91601D #1D9126

split-complementary

#1D4E91 #91261D #88911D

monochromatic

#09172B #13335E #1D4E91 #2769C4 #4D89DB

Accessibility & contrast

On white

8.23

#1D4E91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#1D4E91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E91

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E91	#FFFFFF	#000000	##FFFFFF
##1D4E91	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5494

Deuteranopia (green-blind)

#114A90

Tritanopia (blue-blind)

#005E68

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1d4e91;
/* rgb */ color: rgb(29, 78, 145);
/* oklch */ color: oklch(42.9% 0.122 257.3);

Tailwind

colors: {
  custom: {
    50: '#6c7fb2',
    500: '#1d4e91',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e91;
$custom-light: #6c7fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e91",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 145
  },
  "hsl": {
    "h": 214.655,
    "s": 66.667,
    "l": 34.118
  },
  "oklch": {
    "l": 0.429,
    "c": 0.12247,
    "h": 257.3
  },
  "luminance": 0.07754
}

Semantic roles & 50–950 ramp

primary

#1D4E91

secondary

#BE8E4C

accent

#A13EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1D4E91

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

Preview Lab → · Contrast checker → · Palette generator →