#1D508E#1D508E

#1D508E is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.2% C 0.116 H 255.4°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#1D508E
RGB	rgb(29, 80, 142)
HSL	hsl(213, 66%, 34%)
HSV	hsv(213, 80%, 56%)
CMYK	cmyk(79.6%, 43.7%, 0%, 44.3%)
CIE-LAB	lab(33.88, 6.44, -39.16)
CIE-LCH	lch(33.88, 39.69, 279.33°)
OKLab	oklab(43.16% -0.0293 -0.1121)
OKLCH	oklch(43.16% 0.116 255.4)
XYZ	xyz(8.2560, 7.9506, 26.6854)
Luminance	0.0795 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D508E #8E5B1D

analogous

#1D888E #1D508E #221D8E

triadic

#1D508E #8E1D50 #508E1D

tetradic

#1D508E #8E1D88 #8E5B1D #1D8E22

square

#1D508E #8E1D88 #8E5B1D #1D8E22

split-complementary

#1D508E #8E221D #888E1D

monochromatic

#081728 #13335B #1D508E #276DC1 #4B8CDA

Accessibility & contrast

On white

8.11

#1D508E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#1D508E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D508E

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D508E	#FFFFFF	#000000	##FFFFFF
##1D508E	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315590

Deuteranopia (green-blind)

#1C4B8D

Tritanopia (blue-blind)

#005F68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1d508e;
/* rgb */ color: rgb(29, 80, 142);
/* oklch */ color: oklch(43.2% 0.116 255.4);

Tailwind

colors: {
  custom: {
    50: '#6b80af',
    500: '#1d508e',
    950: '#000000',
  },
}

SCSS

$custom: #1d508e;
$custom-light: #6b80af;
$custom-dark: #000000;

JSON

{
  "hex": "#1d508e",
  "rgb": {
    "r": 29,
    "g": 80,
    "b": 142
  },
  "hsl": {
    "h": 212.92,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.4316,
    "c": 0.11586,
    "h": 255.4
  },
  "luminance": 0.07952
}

Semantic roles & 50–950 ramp

primary

#1D508E

secondary

#BD894A

accent

#9C3FE9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #1D508E

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

Preview Lab → · Contrast checker → · Palette generator →