#1D5B85#1D5B85

#1D5B85 is a mid, moderate cyan. Relative luminance 0.094; OKLCH L 45.3% C 0.092 H 242.8°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#1D5B85
RGB	rgb(29, 91, 133)
HSL	hsl(204, 64%, 32%)
HSV	hsv(204, 78%, 52%)
CMYK	cmyk(78.2%, 31.6%, 0%, 47.8%)
CIE-LAB	lab(36.81, -4.21, -29.02)
CIE-LCH	lch(36.81, 29.32, 261.74°)
OKLab	oklab(45.29% -0.0423 -0.0822)
OKLCH	oklch(45.29% 0.092 242.8)
XYZ	xyz(8.4798, 9.4358, 23.5601)
Luminance	0.0944 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5B85 #85471D

analogous

#1D857B #1D5B85 #1D2785

triadic

#1D5B85 #851D5B #5B851D

tetradic

#1D5B85 #7B1D85 #85471D #27851D

square

#1D5B85 #7B1D85 #85471D #27851D

split-complementary

#1D5B85 #851D27 #857B1D

monochromatic

#071621 #123953 #1D5B85 #287DB7 #469CD7

Accessibility & contrast

On white

7.27

#1D5B85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#1D5B85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5B85

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5B85	#FFFFFF	#000000	##FFFFFF
##1D5B85	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485C87

Deuteranopia (green-blind)

#395284

Tritanopia (blue-blind)

#00656A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1d5b85;
/* rgb */ color: rgb(29, 91, 133);
/* oklch */ color: oklch(45.3% 0.092 242.8);

Tailwind

colors: {
  custom: {
    50: '#6989a8',
    500: '#1d5b85',
    950: '#000000',
  },
}

SCSS

$custom: #1d5b85;
$custom-light: #6989a8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5b85",
  "rgb": {
    "r": 29,
    "g": 91,
    "b": 133
  },
  "hsl": {
    "h": 204.231,
    "s": 64.198,
    "l": 31.765
  },
  "oklch": {
    "l": 0.4529,
    "c": 0.09245,
    "h": 242.8
  },
  "luminance": 0.09437
}

Semantic roles & 50–950 ramp

primary

#1D5B85

secondary

#B87446

accent

#8441E7

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #1D5B85

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

Preview Lab → · Contrast checker → · Palette generator →