#5FA19B
Closest named color: Cadet Blue (#5F9EA0). oklch(66.3% 0.068 188.2), rgb(95, 161, 155).
Aa
Black text reads best on this color (7.05:1).
About this color
#5FA19B is a medium-light, muted teal or cyan. In OKLCH its lightness is 66%, its chroma 0.068 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.013 away. Black text reads best on it, at 7.05:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.05:1 |
| White text | 2.97:1 |
Values
| HEX | #5FA19B |
| RGB | rgb(95, 161, 155) |
| HSL | hsl(175, 26%, 50%) |
| OKLCH | oklch(66.3% 0.068 188.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #5FA19B | 2.97:1 | Fails | Lc -61.6 | Content text, not long reading |
| Black text on #5FA19B | 7.05:1 | AAA | Lc 47.8 | Large or bold text, headings |
| #5FA19B text on white | 2.97:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #5FA19B text on black | 7.05:1 | AAA | Lc -45.5 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CCDDDB
oklch(88.4% 0.018 188.3)
-
Step 300
300
#A9C8C5
oklch(80.9% 0.034 189.3)
-
Step 400
400
#7AACA7
oklch(70.8% 0.054 188.3)
-
Step 500
500 (this color)
#5FA19B
oklch(66.3% 0.068 188.2)
-
Step 600
600
#37817B
oklch(55.5% 0.074 188)
-
Step 700
700
#286D68
oklch(49% 0.069 188.5)
-
Step 800
800
#235955
oklch(42.7% 0.057 188.6)
-
Step 900
900
#234946
oklch(37.6% 0.044 188.8)
-
Step 950
950
#152B29
oklch(27% 0.028 188.1)
#5FA19B with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #9A9B9B | 0.072 |
| Deuteranopia (no green cones) | #8F929C | 0.069 |
| Tritanopia (no blue cones) | #44A49F | 0.022 |
| Achromatopsia (no color) | #969696 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5FA19B
#5FA19B
oklch(66.3% 0.068 188.2)
- #B8828B
#B8828B
oklch(66.3% 0.068 8.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #5FA19B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.013
- Dull Teal #5F9E8F ΔE 0.017
- Grey Teal #5E9B8A ΔE 0.026
- Sea #3C9992 ΔE 0.042
- Persian Green #2A9D8F ΔE 0.047
- Greyblue #77A1B5 ΔE 0.050
- Greeny Grey #7EA07A ΔE 0.053
- Light Sea Green #20B2AA ΔE 0.054
Use #5FA19B in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.