#154C63#154C63

#154C63 is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.2% C 0.068 H 230.3°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#154C63
RGB	rgb(21, 76, 99)
HSL	hsl(198, 65%, 24%)
HSV	hsv(198, 79%, 39%)
CMYK	cmyk(78.8%, 23.2%, 0%, 61.2%)
CIE-LAB	lab(29.98, -9.06, -18.52)
CIE-LCH	lch(29.98, 20.62, 243.94°)
OKLab	oklab(39.25% -0.0433 -0.052)
OKLCH	oklch(39.25% 0.068 230.3)
XYZ	xyz(5.1449, 6.2286, 12.7330)
Luminance	0.0623 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154C63 #632C15

analogous

#156353 #154C63 #152563

triadic

#154C63 #63154C #4C6315

tetradic

#154C63 #531563 #632C15 #256315

square

#154C63 #531563 #632C15 #256315

split-complementary

#154C63 #631525 #635315

monochromatic

#051319 #0A2531 #154C63 #207395 #2A9AC8

Accessibility & contrast

On white

9.35

#154C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#154C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154C63

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154C63	#FFFFFF	#000000	##FFFFFF
##154C63	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404B64

Deuteranopia (green-blind)

#364363

Tritanopia (blue-blind)

#005254

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #154c63;
/* rgb */ color: rgb(21, 76, 99);
/* oklch */ color: oklch(39.2% 0.068 230.3);

Tailwind

colors: {
  custom: {
    50: '#5f7e8f',
    500: '#154c63',
    950: '#000000',
  },
}

SCSS

$custom: #154c63;
$custom-light: #5f7e8f;
$custom-dark: #000000;

JSON

{
  "hex": "#154c63",
  "rgb": {
    "r": 21,
    "g": 76,
    "b": 99
  },
  "hsl": {
    "h": 197.692,
    "s": 65,
    "l": 23.529
  },
  "oklch": {
    "l": 0.39249,
    "c": 0.06769,
    "h": 230.3
  },
  "luminance": 0.06229
}

Semantic roles & 50–950 ramp

primary

#154C63

secondary

#9A563A

accent

#7140E8

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #154C63

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

Preview Lab → · Contrast checker → · Palette generator →