#5FA39E
Closest named color: Cadet Blue (#5F9EA0). oklch(66.9% 0.07 189.6), rgb(95, 163, 158).
Aa
Black text reads best on this color (7.21:1).
About this color
#5FA39E is a medium-light, muted teal or cyan. In OKLCH its lightness is 67%, its chroma 0.070 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.016 away. Black text reads best on it, at 7.21:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.21:1 |
| White text | 2.90:1 |
Values
| HEX | #5FA39E |
| RGB | rgb(95, 163, 158) |
| HSL | hsl(176, 27%, 51%) |
| OKLCH | oklch(66.9% 0.07 189.6) |
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 #5FA39E | 2.90:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #5FA39E | 7.21:1 | AAA | Lc 48.7 | Large or bold text, headings |
| #5FA39E text on white | 2.90:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #5FA39E text on black | 7.21:1 | AAA | Lc -46.5 | 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
#CCDDDC
oklch(88.4% 0.018 192.6)
-
Step 300
300
#A9C8C5
oklch(80.9% 0.034 189.3)
-
Step 400
400
#79ACA8
oklch(70.7% 0.054 189.9)
-
Step 500
500 (this color)
#5FA39E
oklch(66.9% 0.07 189.6)
-
Step 600
600
#34827D
oklch(55.7% 0.076 189.4)
-
Step 700
700
#266D69
oklch(49% 0.07 189.9)
-
Step 800
800
#215956
oklch(42.6% 0.058 190.3)
-
Step 900
900
#214947
oklch(37.6% 0.045 191.1)
-
Step 950
950
#152B29
oklch(27% 0.028 188.1)
#5FA39E 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) | #9C9D9E | 0.074 |
| Deuteranopia (no green cones) | #90949F | 0.069 |
| Tritanopia (no blue cones) | #42A6A1 | 0.023 |
| Achromatopsia (no color) | #979797 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5FA39E
#5FA39E
oklch(66.9% 0.07 189.6)
- #BB838B
#BB838B
oklch(66.8% 0.07 9.7)
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 #5FA39E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.016
- Dull Teal #5F9E8F ΔE 0.023
- Grey Teal #5E9B8A ΔE 0.032
- Sea #3C9992 ΔE 0.047
- Greyblue #77A1B5 ΔE 0.047
- Light Sea Green #20B2AA ΔE 0.050
- Persian Green #2A9D8F ΔE 0.051
- Greeny Grey #7EA07A ΔE 0.055
Use #5FA39E 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.