#1D5AA1#1D5AA1

#1D5AA1 is a mid, vivid cyan. Relative luminance 0.101; OKLCH L 46.8% C 0.130 H 254.9°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#1D5AA1
RGB	rgb(29, 90, 161)
HSL	hsl(212, 69%, 37%)
HSV	hsv(212, 82%, 63%)
CMYK	cmyk(82%, 44.1%, 0%, 36.9%)
CIE-LAB	lab(38.10, 7.42, -43.87)
CIE-LCH	lch(38.10, 44.49, 279.60°)
OKLab	oklab(46.82% -0.0338 -0.1257)
OKLCH	oklch(46.82% 0.13 254.9)
XYZ	xyz(10.5935, 10.1455, 35.1112)
Luminance	0.1015 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5AA1 #A1641D

analogous

#1D9CA1 #1D5AA1 #221DA1

triadic

#1D5AA1 #A11D5A #5AA11D

tetradic

#1D5AA1 #A11D9C #A1641D #1DA122

square

#1D5AA1 #A11D9C #A1641D #1DA122

split-complementary

#1D5AA1 #A1221D #9CA11D

monochromatic

#0A2039 #143D6D #1D5AA1 #2677D5 #5897E1

Accessibility & contrast

On white

6.93

#1D5AA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#1D5AA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5AA1

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5AA1	#FFFFFF	#000000	##FFFFFF
##1D5AA1	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3660A4

Deuteranopia (green-blind)

#1B54A0

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1d5aa1;
/* rgb */ color: rgb(29, 90, 161);
/* oklch */ color: oklch(46.8% 0.130 254.9);

Tailwind

colors: {
  custom: {
    50: '#6f88bd',
    500: '#1d5aa1',
    950: '#000000',
  },
}

SCSS

$custom: #1d5aa1;
$custom-light: #6f88bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5aa1",
  "rgb": {
    "r": 29,
    "g": 90,
    "b": 161
  },
  "hsl": {
    "h": 212.273,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.46823,
    "c": 0.13021,
    "h": 254.9
  },
  "luminance": 0.10147
}

Semantic roles & 50–950 ramp

primary

#1D5AA1

secondary

#C49155

accent

#9B3CEC

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1D5AA1

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

Preview Lab → · Contrast checker → · Palette generator →