#0F4F58#0F4F58

#0F4F58 is a dark, moderate teal. Relative luminance 0.064; OKLCH L 39.4% C 0.062 H 209.2°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#0F4F58
RGB	rgb(15, 79, 88)
HSL	hsl(187, 71%, 20%)
HSV	hsv(187, 83%, 35%)
CMYK	cmyk(83%, 10.2%, 0%, 65.5%)
CIE-LAB	lab(30.39, -15.75, -10.89)
CIE-LCH	lch(30.39, 19.15, 214.65°)
OKLab	oklab(39.38% -0.0543 -0.0303)
OKLCH	oklch(39.38% 0.062 209.2)
XYZ	xyz(4.7537, 6.3975, 10.2149)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F4F58 #58180F

analogous

#0F583C #0F4F58 #0F2B58

triadic

#0F4F58 #580F4F #4F580F

tetradic

#0F4F58 #3C0F58 #58180F #2B580F

square

#0F4F58 #3C0F58 #58180F #2B580F

split-complementary

#0F4F58 #580F2B #583C0F

monochromatic

#04171A #062024 #0F4F58 #187E8C #21ADC1

Accessibility & contrast

On white

9.21

#0F4F58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#0F4F58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F4F58

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F4F58	#FFFFFF	#000000	##FFFFFF
##0F4F58	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474C59

Deuteranopia (green-blind)

#3D4458

Tritanopia (blue-blind)

#005352

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #0f4f58;
/* rgb */ color: rgb(15, 79, 88);
/* oklch */ color: oklch(39.4% 0.062 209.2);

Tailwind

colors: {
  custom: {
    50: '#5c8087',
    500: '#0f4f58',
    950: '#000000',
  },
}

SCSS

$custom: #0f4f58;
$custom-light: #5c8087;
$custom-dark: #000000;

JSON

{
  "hex": "#0f4f58",
  "rgb": {
    "r": 15,
    "g": 79,
    "b": 88
  },
  "hsl": {
    "h": 187.397,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.39381,
    "c": 0.0622,
    "h": 209.2
  },
  "luminance": 0.06398
}

Semantic roles & 50–950 ramp

primary

#0F4F58

secondary

#923D31

accent

#503AEE

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0F4F58

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

Preview Lab → · Contrast checker → · Palette generator →