#154B6B#154B6B

#154B6B is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 39.4% C 0.077 H 239.5°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#154B6B
RGB	rgb(21, 75, 107)
HSL	hsl(202, 67%, 25%)
HSV	hsv(202, 80%, 42%)
CMYK	cmyk(80.4%, 29.9%, 0%, 58%)
CIE-LAB	lab(30.04, -5.31, -23.51)
CIE-LCH	lch(30.04, 24.10, 257.26°)
OKLab	oklab(39.43% -0.0391 -0.0665)
OKLCH	oklch(39.43% 0.077 239.5)
XYZ	xyz(5.4781, 6.2525, 14.8252)
Luminance	0.0625 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154B6B #6B3515

analogous

#156B60 #154B6B #15206B

triadic

#154B6B #6B154B #4B6B15

tetradic

#154B6B #60156B #6B3515 #206B15

square

#154B6B #60156B #6B3515 #206B15

split-complementary

#154B6B #6B1520 #6B6015

monochromatic

#05121A #0B2738 #154B6B #1F6F9E #2993D1

Accessibility & contrast

On white

9.33

#154B6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#154B6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154B6B

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154B6B	#FFFFFF	#000000	##FFFFFF
##154B6B	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4B6C

Deuteranopia (green-blind)

#30436A

Tritanopia (blue-blind)

#005356

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #154b6b;
/* rgb */ color: rgb(21, 75, 107);
/* oklch */ color: oklch(39.4% 0.077 239.5);

Tailwind

colors: {
  custom: {
    50: '#617d95',
    500: '#154b6b',
    950: '#000000',
  },
}

SCSS

$custom: #154b6b;
$custom-light: #617d95;
$custom-dark: #000000;

JSON

{
  "hex": "#154b6b",
  "rgb": {
    "r": 21,
    "g": 75,
    "b": 107
  },
  "hsl": {
    "h": 202.326,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.39426,
    "c": 0.07713,
    "h": 239.5
  },
  "luminance": 0.06253
}

Semantic roles & 50–950 ramp

primary

#154B6B

secondary

#A2613A

accent

#7E3EEA

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#05090D

muted

#7A7B7E

Preview Lab

Preview with #154B6B

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

Preview Lab → · Contrast checker → · Palette generator →