#1D5291#1D5291

#1D5291 is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.8% C 0.118 H 255.0°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#1D5291
RGB	rgb(29, 82, 145)
HSL	hsl(213, 67%, 34%)
HSV	hsv(213, 80%, 57%)
CMYK	cmyk(80%, 43.4%, 0%, 43.1%)
CIE-LAB	lab(34.68, 6.31, -39.71)
CIE-LCH	lch(34.68, 40.21, 279.03°)
OKLab	oklab(43.84% -0.0304 -0.1137)
OKLCH	oklch(43.84% 0.118 255)
XYZ	xyz(8.6329, 8.3391, 27.9372)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5291 #915C1D

analogous

#1D8C91 #1D5291 #221D91

triadic

#1D5291 #911D52 #52911D

tetradic

#1D5291 #911D8C #915C1D #1D9122

square

#1D5291 #911D8C #915C1D #1D9122

split-complementary

#1D5291 #91221D #8C911D

monochromatic

#09182B #13355E #1D5291 #276FC4 #4D8EDB

Accessibility & contrast

On white

7.87

#1D5291 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#1D5291 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5291

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5291	#FFFFFF	#000000	##FFFFFF
##1D5291	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335793

Deuteranopia (green-blind)

#1D4D90

Tritanopia (blue-blind)

#00616A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1d5291;
/* rgb */ color: rgb(29, 82, 145);
/* oklch */ color: oklch(43.8% 0.118 255.0);

Tailwind

colors: {
  custom: {
    50: '#6c82b2',
    500: '#1d5291',
    950: '#000000',
  },
}

SCSS

$custom: #1d5291;
$custom-light: #6c82b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5291",
  "rgb": {
    "r": 29,
    "g": 82,
    "b": 145
  },
  "hsl": {
    "h": 212.586,
    "s": 66.667,
    "l": 34.118
  },
  "oklch": {
    "l": 0.43842,
    "c": 0.11766,
    "h": 255
  },
  "luminance": 0.0834
}

Semantic roles & 50–950 ramp

primary

#1D5291

secondary

#BE8A4C

accent

#9B3EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1D5291

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

Preview Lab → · Contrast checker → · Palette generator →