#1D5289#1D5289

#1D5289 is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.3% C 0.107 H 252.4°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#1D5289
RGB	rgb(29, 82, 137)
HSL	hsl(211, 65%, 33%)
HSV	hsv(211, 79%, 54%)
CMYK	cmyk(78.8%, 40.1%, 0%, 46.3%)
CIE-LAB	lab(34.19, 3.12, -35.61)
CIE-LCH	lch(34.19, 35.74, 275.01°)
OKLab	oklab(43.3% -0.0323 -0.1016)
OKLCH	oklch(43.3% 0.107 252.4)
XYZ	xyz(8.0376, 8.1010, 24.8021)
Luminance	0.0810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5289 #89541D

analogous

#1D8889 #1D5289 #1E1D89

triadic

#1D5289 #891D52 #52891D

tetradic

#1D5289 #891D88 #89541D #1D891E

square

#1D5289 #891D88 #89541D #1D891E

split-complementary

#1D5289 #891E1D #88891D

monochromatic

#081624 #123456 #1D5289 #2870BC #488FD8

Accessibility & contrast

On white

8.01

#1D5289 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#1D5289 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5289

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5289	#FFFFFF	#000000	##FFFFFF
##1D5289	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38568B

Deuteranopia (green-blind)

#274C88

Tritanopia (blue-blind)

#005F67

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1d5289;
/* rgb */ color: rgb(29, 82, 137);
/* oklch */ color: oklch(43.3% 0.107 252.4);

Tailwind

colors: {
  custom: {
    50: '#6a82ac',
    500: '#1d5289',
    950: '#000000',
  },
}

SCSS

$custom: #1d5289;
$custom-light: #6a82ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5289",
  "rgb": {
    "r": 29,
    "g": 82,
    "b": 137
  },
  "hsl": {
    "h": 210.556,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.43304,
    "c": 0.10664,
    "h": 252.4
  },
  "luminance": 0.08102
}

Semantic roles & 50–950 ramp

primary

#1D5289

secondary

#BA8247

accent

#9540E8

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1D5289

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

Preview Lab → · Contrast checker → · Palette generator →