#102957#102957

#102957 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.1% C 0.089 H 261.3°. Best body text is #FFFFFF at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#102957
RGB	rgb(16, 41, 87)
HSL	hsl(219, 69%, 20%)
HSV	hsv(219, 82%, 34%)
CMYK	cmyk(81.6%, 52.9%, 0%, 65.9%)
CIE-LAB	lab(17.38, 9.16, -30.62)
CIE-LCH	lch(17.38, 31.96, 286.65°)
OKLab	oklab(29.08% -0.0134 -0.088)
OKLCH	oklch(29.08% 0.089 261.3)
XYZ	xyz(2.7263, 2.3838, 9.3314)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102957 #573E10

analogous

#104C57 #102957 #1A1057

triadic

#102957 #571029 #295710

tetradic

#102957 #57104C #573E10 #10571A

square

#102957 #57104C #573E10 #10571A

split-complementary

#102957 #571A10 #4C5710

monochromatic

#050C1A #061123 #102957 #1A418B #235ABE

Accessibility & contrast

On white

14.22

#102957 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#102957 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102957

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102957	#FFFFFF	#000000	##FFFFFF
##102957	1.00	14.22	1.48	14.22
#FFFFFF	14.22	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F2E59

Deuteranopia (green-blind)

#002856

Tritanopia (blue-blind)

#00343B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #102957;
/* rgb */ color: rgb(16, 41, 87);
/* oklch */ color: oklch(29.1% 0.089 261.3);

Tailwind

colors: {
  custom: {
    50: '#5a6287',
    500: '#102957',
    950: '#000000',
  },
}

SCSS

$custom: #102957;
$custom-light: #5a6287;
$custom-dark: #000000;

JSON

{
  "hex": "#102957",
  "rgb": {
    "r": 16,
    "g": 41,
    "b": 87
  },
  "hsl": {
    "h": 218.873,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.29083,
    "c": 0.08899,
    "h": 261.3
  },
  "luminance": 0.02384
}

Semantic roles & 50–950 ramp

primary

#102957

secondary

#906F32

accent

#AE3CEC

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #102957

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

Preview Lab → · Contrast checker → · Palette generator →