#1C457E#1C457E

#1C457E is a dark, moderate cyan. Relative luminance 0.060; OKLCH L 39.4% C 0.107 H 257.4°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#1C457E
RGB	rgb(28, 69, 126)
HSL	hsl(215, 64%, 30%)
HSV	hsv(215, 78%, 49%)
CMYK	cmyk(77.8%, 45.2%, 0%, 50.6%)
CIE-LAB	lab(29.43, 7.27, -36.40)
CIE-LCH	lch(29.43, 37.12, 281.30°)
OKLab	oklab(39.37% -0.0233 -0.1042)
OKLCH	oklch(39.37% 0.107 257.4)
XYZ	xyz(6.3715, 6.0088, 20.5586)
Luminance	0.0601 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C457E #7E551C

analogous

#1C767E #1C457E #241C7E

triadic

#1C457E #7E1C45 #457E1C

tetradic

#1C457E #7E1C76 #7E551C #1C7E24

square

#1C457E #7E1C76 #7E551C #1C7E24

split-complementary

#1C457E #7E241C #767E1C

monochromatic

#060E1A #112A4C #1C457E #2760B0 #407ED5

Accessibility & contrast

On white

9.54

#1C457E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#1C457E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C457E

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C457E	#FFFFFF	#000000	##FFFFFF
##1C457E	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#284A80

Deuteranopia (green-blind)

#16417D

Tritanopia (blue-blind)

#00525B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1c457e;
/* rgb */ color: rgb(28, 69, 126);
/* oklch */ color: oklch(39.4% 0.107 257.4);

Tailwind

colors: {
  custom: {
    50: '#6778a4',
    500: '#1c457e',
    950: '#000000',
  },
}

SCSS

$custom: #1c457e;
$custom-light: #6778a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c457e",
  "rgb": {
    "r": 28,
    "g": 69,
    "b": 126
  },
  "hsl": {
    "h": 214.898,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.39373,
    "c": 0.1068,
    "h": 257.4
  },
  "luminance": 0.06009
}

Semantic roles & 50–950 ramp

primary

#1C457E

secondary

#B28444

accent

#A141E7

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1C457E

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

Preview Lab → · Contrast checker → · Palette generator →