#10254E#10254E

#10254E is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.3% C 0.080 H 262.1°. Best body text is #FFFFFF at 15.04:1 contrast (WCAG AA passes).

Color values

HEX	#10254E
RGB	rgb(16, 37, 78)
HSL	hsl(220, 66%, 18%)
HSV	hsv(220, 79%, 31%)
CMYK	cmyk(79.5%, 52.6%, 0%, 69.4%)
CIE-LAB	lab(15.40, 8.23, -27.74)
CIE-LCH	lch(15.40, 28.94, 286.52°)
OKLab	oklab(27.34% -0.011 -0.0796)
OKLCH	oklch(27.34% 0.08 262.1)
XYZ	xyz(2.2499, 1.9831, 7.4705)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10254E #4E3910

analogous

#10444E #10254E #1A104E

triadic

#10254E #4E1025 #254E10

tetradic

#10254E #4E1044 #4E3910 #104E1A

square

#10254E #4E1044 #4E3910 #104E1A

split-complementary

#10254E #4E1A10 #444E10

monochromatic

#050C19 #060D1B #10254E #1A3D81 #2555B4

Accessibility & contrast

On white

15.04

#10254E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#10254E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10254E

15.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10254E	#FFFFFF	#000000	##FFFFFF
##10254E	1.00	15.04	1.40	15.04
#FFFFFF	15.04	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F2A50

Deuteranopia (green-blind)

#02244D

Tritanopia (blue-blind)

#002F35

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #10254e;
/* rgb */ color: rgb(16, 37, 78);
/* oklch */ color: oklch(27.3% 0.080 262.1);

Tailwind

colors: {
  custom: {
    50: '#585f80',
    500: '#10254e',
    950: '#000000',
  },
}

SCSS

$custom: #10254e;
$custom-light: #585f80;
$custom-dark: #000000;

JSON

{
  "hex": "#10254e",
  "rgb": {
    "r": 16,
    "g": 37,
    "b": 78
  },
  "hsl": {
    "h": 219.677,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.27342,
    "c": 0.08035,
    "h": 262.1
  },
  "luminance": 0.01983
}

Semantic roles & 50–950 ramp

primary

#10254E

secondary

#886B32

accent

#AF3FE9

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #10254E

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

Preview Lab → · Contrast checker → · Palette generator →