#124B58#124B58

#124B58 is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 38.3% C 0.060 H 216.6°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#124B58
RGB	rgb(18, 75, 88)
HSL	hsl(191, 66%, 21%)
HSV	hsv(191, 80%, 35%)
CMYK	cmyk(79.5%, 14.8%, 0%, 65.5%)
CIE-LAB	lab(29.07, -13.03, -12.90)
CIE-LCH	lch(29.07, 18.34, 224.72°)
OKLab	oklab(38.33% -0.0485 -0.036)
OKLCH	oklch(38.33% 0.06 216.6)
XYZ	xyz(4.5262, 5.8648, 10.1241)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#124B58 #581F12

analogous

#125842 #124B58 #122858

triadic

#124B58 #58124B #4B5812

tetradic

#124B58 #421258 #581F12 #285812

square

#124B58 #421258 #581F12 #285812

split-complementary

#124B58 #581228 #584212

monochromatic

#051619 #082025 #124B58 #1C768B #27A2BE

Accessibility & contrast

On white

9.66

#124B58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#124B58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #124B58

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##124B58	#FFFFFF	#000000	##FFFFFF
##124B58	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424859

Deuteranopia (green-blind)

#394158

Tritanopia (blue-blind)

#00504F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #124b58;
/* rgb */ color: rgb(18, 75, 88);
/* oklch */ color: oklch(38.3% 0.060 216.6);

Tailwind

colors: {
  custom: {
    50: '#5c7d87',
    500: '#124b58',
    950: '#000000',
  },
}

SCSS

$custom: #124b58;
$custom-light: #5c7d87;
$custom-dark: #000000;

JSON

{
  "hex": "#124b58",
  "rgb": {
    "r": 18,
    "g": 75,
    "b": 88
  },
  "hsl": {
    "h": 191.143,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.38332,
    "c": 0.06037,
    "h": 216.6
  },
  "luminance": 0.05865
}

Semantic roles & 50–950 ramp

primary

#124B58

secondary

#914635

accent

#5E3FE9

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #124B58

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

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