#1D5299#1D5299

#1D5299 is a dark, vivid cyan. Relative luminance 0.086; OKLCH L 44.4% C 0.129 H 257.1°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#1D5299
RGB	rgb(29, 82, 153)
HSL	hsl(214, 68%, 36%)
HSV	hsv(214, 81%, 60%)
CMYK	cmyk(81%, 46.4%, 0%, 40%)
CIE-LAB	lab(35.19, 9.51, -43.74)
CIE-LCH	lch(35.19, 44.76, 282.27°)
OKLab	oklab(44.4% -0.0287 -0.1255)
OKLCH	oklch(44.4% 0.129 257.1)
XYZ	xyz(9.2716, 8.5946, 31.3011)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5299 #99641D

analogous

#1D9099 #1D5299 #261D99

triadic

#1D5299 #991D52 #52991D

tetradic

#1D5299 #991D90 #99641D #1D9926

square

#1D5299 #991D90 #99641D #1D9926

split-complementary

#1D5299 #99261D #90991D

monochromatic

#091B32 #133666 #1D5299 #276ECC #528EDE

Accessibility & contrast

On white

7.72

#1D5299 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#1D5299 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5299

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5299	#FFFFFF	#000000	##FFFFFF
##1D5299	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C599C

Deuteranopia (green-blind)

#0E4E98

Tritanopia (blue-blind)

#00636E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1d5299;
/* rgb */ color: rgb(29, 82, 153);
/* oklch */ color: oklch(44.4% 0.129 257.1);

Tailwind

colors: {
  custom: {
    50: '#6e82b7',
    500: '#1d5299',
    950: '#000000',
  },
}

SCSS

$custom: #1d5299;
$custom-light: #6e82b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5299",
  "rgb": {
    "r": 29,
    "g": 82,
    "b": 153
  },
  "hsl": {
    "h": 214.355,
    "s": 68.132,
    "l": 35.686
  },
  "oklch": {
    "l": 0.44404,
    "c": 0.12876,
    "h": 257.1
  },
  "luminance": 0.08596
}

Semantic roles & 50–950 ramp

primary

#1D5299

secondary

#C19151

accent

#A13DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1D5299

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

Preview Lab → · Contrast checker → · Palette generator →