#1D5490#1D5490

#1D5490 is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.3% C 0.114 H 253.5°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#1D5490
RGB	rgb(29, 84, 144)
HSL	hsl(211, 66%, 34%)
HSV	hsv(211, 80%, 56%)
CMYK	cmyk(79.9%, 41.7%, 0%, 43.5%)
CIE-LAB	lab(35.23, 4.59, -38.22)
CIE-LCH	lch(35.23, 38.50, 276.85°)
OKLab	oklab(44.25% -0.0324 -0.1092)
OKLCH	oklch(44.25% 0.114 253.5)
XYZ	xyz(8.7092, 8.6144, 27.5839)
Luminance	0.0862 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5490 #90591D

analogous

#1D8E90 #1D5490 #1F1D90

triadic

#1D5490 #901D54 #54901D

tetradic

#1D5490 #901D8E #90591D #1D901F

square

#1D5490 #901D8E #90591D #1D901F

split-complementary

#1D5490 #901F1D #8E901D

monochromatic

#08192A #13365D #1D5490 #2772C3 #4C91DB

Accessibility & contrast

On white

7.71

#1D5490 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#1D5490 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5490

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5490	#FFFFFF	#000000	##FFFFFF
##1D5490	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375992

Deuteranopia (green-blind)

#244E8F

Tritanopia (blue-blind)

#00626B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1d5490;
/* rgb */ color: rgb(29, 84, 144);
/* oklch */ color: oklch(44.3% 0.114 253.5);

Tailwind

colors: {
  custom: {
    50: '#6b83b1',
    500: '#1d5490',
    950: '#000000',
  },
}

SCSS

$custom: #1d5490;
$custom-light: #6b83b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5490",
  "rgb": {
    "r": 29,
    "g": 84,
    "b": 144
  },
  "hsl": {
    "h": 211.304,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.44251,
    "c": 0.11396,
    "h": 253.5
  },
  "luminance": 0.08615
}

Semantic roles & 50–950 ramp

primary

#1D5490

secondary

#BD874B

accent

#983EE9

background

#F6F8FA

surface

#ECEFF5

border

#C7CACF

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #1D5490

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

Preview Lab → · Contrast checker → · Palette generator →