#10458D#10458D

#10458D is a dark, vivid cyan. Relative luminance 0.063; OKLCH L 40.1% C 0.131 H 257.9°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#10458D
RGB	rgb(16, 69, 141)
HSL	hsl(215, 80%, 31%)
HSV	hsv(215, 89%, 55%)
CMYK	cmyk(88.7%, 51.1%, 0%, 44.7%)
CIE-LAB	lab(30.13, 12.21, -44.60)
CIE-LCH	lch(30.13, 46.24, 285.32°)
OKLab	oklab(40.14% -0.0275 -0.1285)
OKLCH	oklch(40.14% 0.131 257.9)
XYZ	xyz(7.1477, 6.2886, 26.0312)
Luminance	0.0629 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10458D #8D5810

analogous

#10838D #10458D #19108D

triadic

#10458D #8D1045 #458D10

tetradic

#10458D #8D1083 #8D5810 #108D19

square

#10458D #8D1083 #8D5810 #108D19

split-complementary

#10458D #8D1910 #838D10

monochromatic

#040F1F #0A2A56 #10458D #1660C4 #307EE7

Accessibility & contrast

On white

9.30

#10458D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#10458D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10458D

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10458D	#FFFFFF	#000000	##FFFFFF
##10458D	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184D90

Deuteranopia (green-blind)

#00428C

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #10458d;
/* rgb */ color: rgb(16, 69, 141);
/* oklch */ color: oklch(40.1% 0.131 257.9);

Tailwind

colors: {
  custom: {
    50: '#6878af',
    500: '#10458d',
    950: '#000000',
  },
}

SCSS

$custom: #10458d;
$custom-light: #6878af;
$custom-dark: #000000;

JSON

{
  "hex": "#10458d",
  "rgb": {
    "r": 16,
    "g": 69,
    "b": 141
  },
  "hsl": {
    "h": 214.56,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.40144,
    "c": 0.13138,
    "h": 257.9
  },
  "luminance": 0.06289
}

Semantic roles & 50–950 ramp

primary

#10458D

secondary

#C28737

accent

#A332F6

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #10458D

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

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