#154F7D#154F7D

#154F7D is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.6% C 0.096 H 247.3°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#154F7D
RGB	rgb(21, 79, 125)
HSL	hsl(207, 71%, 29%)
HSV	hsv(207, 83%, 49%)
CMYK	cmyk(83.2%, 36.8%, 0%, 51%)
CIE-LAB	lab(32.33, -0.68, -31.18)
CIE-LCH	lch(32.33, 31.19, 268.74°)
OKLab	oklab(41.55% -0.0372 -0.0888)
OKLCH	oklch(41.55% 0.096 247.3)
XYZ	xyz(6.8055, 7.2312, 20.4351)
Luminance	0.0723 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154F7D #7D4315

analogous

#157D77 #154F7D #151B7D

triadic

#154F7D #7D154F #4F7D15

tetradic

#154F7D #77157D #7D4315 #1B7D15

square

#154F7D #77157D #7D4315 #1B7D15

split-complementary

#154F7D #7D151B #7D7715

monochromatic

#04111A #0C2E49 #154F7D #1E70B1 #3090DC

Accessibility & contrast

On white

8.58

#154F7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#154F7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154F7D

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154F7D	#FFFFFF	#000000	##FFFFFF
##154F7D	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39517F

Deuteranopia (green-blind)

#2A487C

Tritanopia (blue-blind)

#005A60

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #154f7d;
/* rgb */ color: rgb(21, 79, 125);
/* oklch */ color: oklch(41.6% 0.096 247.3);

Tailwind

colors: {
  custom: {
    50: '#6580a3',
    500: '#154f7d',
    950: '#000000',
  },
}

SCSS

$custom: #154f7d;
$custom-light: #6580a3;
$custom-dark: #000000;

JSON

{
  "hex": "#154f7d",
  "rgb": {
    "r": 21,
    "g": 79,
    "b": 125
  },
  "hsl": {
    "h": 206.538,
    "s": 71.233,
    "l": 28.627
  },
  "oklch": {
    "l": 0.41553,
    "c": 0.09628,
    "h": 247.3
  },
  "luminance": 0.07232
}

Semantic roles & 50–950 ramp

primary

#154F7D

secondary

#B2703C

accent

#8A3AEE

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#060A0F

muted

#7A7C7F

Preview Lab

Preview with #154F7D

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

Preview Lab → · Contrast checker → · Palette generator →