#10293B#10293B

#10293B is a dark, muted cyan. Relative luminance 0.020; OKLCH L 27.1% C 0.046 H 242.4°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#10293B
RGB	rgb(16, 41, 59)
HSL	hsl(205, 57%, 15%)
HSV	hsv(205, 73%, 23%)
CMYK	cmyk(72.9%, 30.5%, 0%, 76.9%)
CIE-LAB	lab(15.55, -2.81, -14.40)
CIE-LCH	lch(15.55, 14.67, 258.94°)
OKLab	oklab(27.06% -0.0212 -0.0405)
OKLCH	oklch(27.06% 0.046 242.4)
XYZ	xyz(1.7957, 2.0116, 4.4305)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10293B #3B2210

analogous

#103B38 #10293B #10143B

triadic

#10293B #3B1029 #293B10

tetradic

#10293B #38103B #3B2210 #143B10

square

#10293B #38103B #3B2210 #143B10

split-complementary

#10293B #3B1014 #3B3810

monochromatic

#071118 #071118 #10293B #1D4A6B #2A6C9B

Accessibility & contrast

On white

14.97

#10293B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#10293B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10293B

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10293B	#FFFFFF	#000000	##FFFFFF
##10293B	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21293C

Deuteranopia (green-blind)

#1B253B

Tritanopia (blue-blind)

#002D2F

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #10293b;
/* rgb */ color: rgb(16, 41, 59);
/* oklch */ color: oklch(27.1% 0.046 242.4);

Tailwind

colors: {
  custom: {
    50: '#536271',
    500: '#10293b',
    950: '#000000',
  },
}

SCSS

$custom: #10293b;
$custom-light: #536271;
$custom-dark: #000000;

JSON

{
  "hex": "#10293b",
  "rgb": {
    "r": 16,
    "g": 41,
    "b": 59
  },
  "hsl": {
    "h": 205.116,
    "s": 57.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.27058,
    "c": 0.0457,
    "h": 242.4
  },
  "luminance": 0.02012
}

Semantic roles & 50–950 ramp

primary

#10293B

secondary

#754E32

accent

#8747E1

background

#F4F5F6

surface

#E8EAEC

border

#C4C6C7

text

#030507

muted

#78797A

Preview Lab

Preview with #10293B

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

Preview Lab → · Contrast checker → · Palette generator →