#1D5889#1D5889

#1D5889 is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.8% C 0.100 H 247.7°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#1D5889
RGB	rgb(29, 88, 137)
HSL	hsl(207, 65%, 33%)
HSV	hsv(207, 79%, 54%)
CMYK	cmyk(78.8%, 35.8%, 0%, 46.3%)
CIE-LAB	lab(36.07, -0.77, -32.62)
CIE-LCH	lch(36.07, 32.63, 268.65°)
OKLab	oklab(44.78% -0.0381 -0.0928)
OKLCH	oklch(44.78% 0.1 247.7)
XYZ	xyz(8.5100, 9.0458, 24.9596)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5889 #894E1D

analogous

#1D8984 #1D5889 #1D2289

triadic

#1D5889 #891D58 #58891D

tetradic

#1D5889 #841D89 #894E1D #22891D

square

#1D5889 #841D89 #894E1D #22891D

split-complementary

#1D5889 #891D22 #89841D

monochromatic

#081724 #123856 #1D5889 #2878BC #4897D8

Accessibility & contrast

On white

7.47

#1D5889 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#1D5889 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5889

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5889	#FFFFFF	#000000	##FFFFFF
##1D5889	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415A8B

Deuteranopia (green-blind)

#325088

Tritanopia (blue-blind)

#00646A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1d5889;
/* rgb */ color: rgb(29, 88, 137);
/* oklch */ color: oklch(44.8% 0.100 247.7);

Tailwind

colors: {
  custom: {
    50: '#6a86ab',
    500: '#1d5889',
    950: '#000000',
  },
}

SCSS

$custom: #1d5889;
$custom-light: #6a86ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5889",
  "rgb": {
    "r": 29,
    "g": 88,
    "b": 137
  },
  "hsl": {
    "h": 207.222,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.44778,
    "c": 0.10028,
    "h": 247.7
  },
  "luminance": 0.09047
}

Semantic roles & 50–950 ramp

primary

#1D5889

secondary

#BA7C47

accent

#8C40E8

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1D5889

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

Preview Lab → · Contrast checker → · Palette generator →