#124D5C#124D5C

#124D5C is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.1% C 0.063 H 218.9°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#124D5C
RGB	rgb(18, 77, 92)
HSL	hsl(192, 67%, 22%)
HSV	hsv(192, 80%, 36%)
CMYK	cmyk(80.4%, 16.3%, 0%, 63.9%)
CIE-LAB	lab(29.93, -12.73, -14.14)
CIE-LCH	lch(29.93, 19.03, 228.01°)
OKLab	oklab(39.08% -0.0489 -0.0395)
OKLCH	oklch(39.08% 0.063 218.9)
XYZ	xyz(4.8343, 6.2085, 11.0667)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#124D5C #5C2112

analogous

#125C46 #124D5C #12285C

triadic

#124D5C #5C124D #4D5C12

tetradic

#124D5C #46125C #5C2112 #285C12

square

#124D5C #46125C #5C2112 #285C12

split-complementary

#124D5C #5C1228 #5C4612

monochromatic

#05151A #082229 #124D5C #1C788F #26A3C2

Accessibility & contrast

On white

9.37

#124D5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#124D5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #124D5C

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##124D5C	#FFFFFF	#000000	##FFFFFF
##124D5C	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444B5D

Deuteranopia (green-blind)

#3A435C

Tritanopia (blue-blind)

#005252

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #124d5c;
/* rgb */ color: rgb(18, 77, 92);
/* oklch */ color: oklch(39.1% 0.063 218.9);

Tailwind

colors: {
  custom: {
    50: '#5d7f8a',
    500: '#124d5c',
    950: '#000000',
  },
}

SCSS

$custom: #124d5c;
$custom-light: #5d7f8a;
$custom-dark: #000000;

JSON

{
  "hex": "#124d5c",
  "rgb": {
    "r": 18,
    "g": 77,
    "b": 92
  },
  "hsl": {
    "h": 192.162,
    "s": 67.273,
    "l": 21.569
  },
  "oklch": {
    "l": 0.39084,
    "c": 0.06287,
    "h": 218.9
  },
  "luminance": 0.06209
}

Semantic roles & 50–950 ramp

primary

#124D5C

secondary

#944935

accent

#613EEA

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #124D5C

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

Preview Lab → · Contrast checker → · Palette generator →