#10458E#10458E

#10458E is a dark, vivid cyan. Relative luminance 0.063; OKLCH L 40.2% C 0.133 H 258.1°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#10458E
RGB	rgb(16, 69, 142)
HSL	hsl(215, 80%, 31%)
HSV	hsv(215, 89%, 56%)
CMYK	cmyk(88.7%, 51.4%, 0%, 44.3%)
CIE-LAB	lab(30.20, 12.63, -45.09)
CIE-LCH	lch(30.20, 46.83, 285.65°)
OKLab	oklab(40.22% -0.0274 -0.1299)
OKLCH	oklch(40.22% 0.133 258.1)
XYZ	xyz(7.2225, 6.3185, 26.4249)
Luminance	0.0632 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10458E #8E5910

analogous

#10848E #10458E #1A108E

triadic

#10458E #8E1045 #458E10

tetradic

#10458E #8E1084 #8E5910 #108E1A

square

#10458E #8E1084 #8E5910 #108E1A

split-complementary

#10458E #8E1A10 #848E10

monochromatic

#041020 #0A2A57 #10458E #1660C5 #317EE8

Accessibility & contrast

On white

9.28

#10458E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#10458E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10458E

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10458E	#FFFFFF	#000000	##FFFFFF
##10458E	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164D91

Deuteranopia (green-blind)

#00428D

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #10458e;
/* rgb */ color: rgb(16, 69, 142);
/* oklch */ color: oklch(40.2% 0.133 258.1);

Tailwind

colors: {
  custom: {
    50: '#6878b0',
    500: '#10458e',
    950: '#000000',
  },
}

SCSS

$custom: #10458e;
$custom-light: #6878b0;
$custom-dark: #000000;

JSON

{
  "hex": "#10458e",
  "rgb": {
    "r": 16,
    "g": 69,
    "b": 142
  },
  "hsl": {
    "h": 214.762,
    "s": 79.747,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40223,
    "c": 0.13279,
    "h": 258.1
  },
  "luminance": 0.06319
}

Semantic roles & 50–950 ramp

primary

#10458E

secondary

#C38837

accent

#A432F6

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #10458E

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

Preview Lab → · Contrast checker → · Palette generator →