#5FA19F
Closest named color: Cadet Blue (#5F9EA0). oklch(66.5% 0.068 193.1), rgb(95, 161, 159).
Aa
Black text reads best on this color (7.08:1).
About this color
#5FA19F is a medium-light, muted teal or cyan. In OKLCH its lightness is 66%, its chroma 0.068 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.009 away. Black text reads best on it, at 7.08:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.08:1 |
| White text | 2.96:1 |
Values
| HEX | #5FA19F |
| RGB | rgb(95, 161, 159) |
| HSL | hsl(178, 26%, 50%) |
| OKLCH | oklch(66.5% 0.068 193.1) |
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 #5FA19F | 2.96:1 | Fails | Lc -61.4 | Content text, not long reading |
| Black text on #5FA19F | 7.08:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #5FA19F text on white | 2.96:1 | Fails | Lc 56.1 | Large or bold text, headings |
| #5FA19F text on black | 7.08:1 | AAA | Lc -45.7 | 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
#A9C8C6
oklch(80.9% 0.033 191.7)
-
Step 400
400
#7AABAA
oklch(70.6% 0.052 194.4)
-
Step 500
500 (this color)
#5FA19F
oklch(66.5% 0.068 193.1)
-
Step 600
600
#36817F
oklch(55.6% 0.074 192.8)
-
Step 700
700
#286D6B
oklch(49.1% 0.068 192.5)
-
Step 800
800
#235958
oklch(42.8% 0.057 193.6)
-
Step 900
900
#224948
oklch(37.7% 0.044 193.2)
-
Step 950
950
#152B2A
oklch(27% 0.028 191.9)
#5FA19F 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) | #9A9B9F | 0.072 |
| Deuteranopia (no green cones) | #8E92A0 | 0.067 |
| Tritanopia (no blue cones) | #42A5A0 | 0.024 |
| Achromatopsia (no color) | #969696 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5FA19F
#5FA19F
oklch(66.5% 0.068 193.1)
- #B98388
#B98388
oklch(66.5% 0.067 12.9)
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 #5FA19F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.009
- Dull Teal #5F9E8F ΔE 0.023
- Grey Teal #5E9B8A ΔE 0.031
- Sea #3C9992 ΔE 0.044
- Greyblue #77A1B5 ΔE 0.045
- Persian Green #2A9D8F ΔE 0.050
- Light Sea Green #20B2AA ΔE 0.054
- Bluegrey #85A3B2 ΔE 0.054
Use #5FA19F 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.