#154D6B#154D6B

#154D6B is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 40.0% C 0.076 H 237.0°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#154D6B
RGB	rgb(21, 77, 107)
HSL	hsl(201, 67%, 25%)
HSV	hsv(201, 80%, 42%)
CMYK	cmyk(80.4%, 28%, 0%, 58%)
CIE-LAB	lab(30.71, -6.58, -22.47)
CIE-LCH	lch(30.71, 23.41, 253.67°)
OKLab	oklab(39.96% -0.0412 -0.0634)
OKLCH	oklch(39.96% 0.076 237)
XYZ	xyz(5.6159, 6.5281, 14.8711)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154D6B #6B3315

analogous

#156B5E #154D6B #15226B

triadic

#154D6B #6B154D #4D6B15

tetradic

#154D6B #5E156B #6B3315 #226B15

square

#154D6B #5E156B #6B3315 #226B15

split-complementary

#154D6B #6B1522 #6B5E15

monochromatic

#05121A #0B2838 #154D6B #1F729E #2997D1

Accessibility & contrast

On white

9.11

#154D6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#154D6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154D6B

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154D6B	#FFFFFF	#000000	##FFFFFF
##154D6B	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4D6C

Deuteranopia (green-blind)

#33456A

Tritanopia (blue-blind)

#005557

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #154d6b;
/* rgb */ color: rgb(21, 77, 107);
/* oklch */ color: oklch(40.0% 0.076 237.0);

Tailwind

colors: {
  custom: {
    50: '#617e95',
    500: '#154d6b',
    950: '#000000',
  },
}

SCSS

$custom: #154d6b;
$custom-light: #617e95;
$custom-dark: #000000;

JSON

{
  "hex": "#154d6b",
  "rgb": {
    "r": 21,
    "g": 77,
    "b": 107
  },
  "hsl": {
    "h": 200.93,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.39956,
    "c": 0.07565,
    "h": 237
  },
  "luminance": 0.06529
}

Semantic roles & 50–950 ramp

primary

#154D6B

secondary

#A25E3A

accent

#7A3EEA

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #154D6B

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

Preview Lab → · Contrast checker → · Palette generator →