#1D5BAA#1D5BAA

#1D5BAA is a mid, vivid cyan. Relative luminance 0.106; OKLCH L 47.7% C 0.141 H 256.6°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#1D5BAA
RGB	rgb(29, 91, 170)
HSL	hsl(214, 71%, 39%)
HSV	hsv(214, 83%, 67%)
CMYK	cmyk(82.9%, 46.5%, 0%, 33.3%)
CIE-LAB	lab(38.97, 10.35, -47.82)
CIE-LCH	lch(38.97, 48.93, 282.21°)
OKLab	oklab(47.68% -0.0328 -0.1373)
OKLCH	oklch(47.68% 0.141 256.6)
XYZ	xyz(11.5008, 10.6442, 39.4708)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5BAA #AA6C1D

analogous

#1DA2AA #1D5BAA #261DAA

triadic

#1D5BAA #AA1D5B #5BAA1D

tetradic

#1D5BAA #AA1DA2 #AA6C1D #1DAA26

square

#1D5BAA #AA1DA2 #AA6C1D #1DAA26

split-complementary

#1D5BAA #AA261D #A2AA1D

monochromatic

#0B2341 #143F76 #1D5BAA #2A77DB #5E99E4

Accessibility & contrast

On white

6.71

#1D5BAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#1D5BAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5BAA

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5BAA	#FFFFFF	#000000	##FFFFFF
##1D5BAA	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3063AD

Deuteranopia (green-blind)

#0A56A8

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1d5baa;
/* rgb */ color: rgb(29, 91, 170);
/* oklch */ color: oklch(47.7% 0.141 256.6);

Tailwind

colors: {
  custom: {
    50: '#7188c4',
    500: '#1d5baa',
    950: '#000000',
  },
}

SCSS

$custom: #1d5baa;
$custom-light: #7188c4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5baa",
  "rgb": {
    "r": 29,
    "g": 91,
    "b": 170
  },
  "hsl": {
    "h": 213.617,
    "s": 70.854,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47684,
    "c": 0.14121,
    "h": 256.6
  },
  "luminance": 0.10646
}

Semantic roles & 50–950 ramp

primary

#1D5BAA

secondary

#C8985B

accent

#9F3AEE

background

#F7F8FC

surface

#EDEFF8

border

#C8CAD1

text

#090B13

muted

#7B7C82

Preview Lab

Preview with #1D5BAA

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

Preview Lab → · Contrast checker → · Palette generator →