#5AA39F
Closest named color: Cadet Blue (#5F9EA0). oklch(66.7% 0.074 190.9), rgb(90, 163, 159).
Aa
Black text reads best on this color (7.17:1).
About this color
#5AA39F is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.074 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.015 away. Black text reads best on it, at 7.17:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.17:1 |
| White text | 2.92:1 |
Values
| HEX | #5AA39F |
| RGB | rgb(90, 163, 159) |
| HSL | hsl(177, 29%, 50%) |
| OKLCH | oklch(66.7% 0.074 190.9) |
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 #5AA39F | 2.92:1 | Fails | Lc -60.9 | Content text, not long reading |
| Black text on #5AA39F | 7.17:1 | AAA | Lc 48.5 | Large or bold text, headings |
| #5AA39F text on white | 2.92:1 | Fails | Lc 55.6 | Large or bold text, headings |
| #5AA39F text on black | 7.17:1 | AAA | Lc -46.2 | 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
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CBDEDC
oklch(88.6% 0.02 189.2)
-
Step 300
300
#A7C8C6
oklch(80.8% 0.035 192)
-
Step 400
400
#76ACA9
oklch(70.6% 0.057 191.6)
-
Step 500
500 (this color)
#5AA39F
oklch(66.7% 0.074 190.9)
-
Step 600
600
#2D827E
oklch(55.5% 0.08 190.7)
-
Step 700
700
#1F6E6B
oklch(49.1% 0.074 191.3)
-
Step 800
800
#1D5A57
oklch(42.8% 0.062 190.5)
-
Step 900
900
#1E4A48
oklch(37.8% 0.049 191.3)
-
Step 950
950
#132B2A
oklch(26.9% 0.03 192)
#5AA39F 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) | #9B9C9F | 0.077 |
| Deuteranopia (no green cones) | #8F93A0 | 0.073 |
| Tritanopia (no blue cones) | #37A7A2 | 0.025 |
| Achromatopsia (no color) | #979797 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5AA39F
#5AA39F
oklch(66.7% 0.074 190.9)
- #BD8289
#BD8289
oklch(66.8% 0.073 11.4)
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 #5AA39F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.015
- Dull Teal #5F9E8F ΔE 0.023
- Grey Teal #5E9B8A ΔE 0.032
- Sea #3C9992 ΔE 0.043
- Persian Green #2A9D8F ΔE 0.047
- Light Sea Green #20B2AA ΔE 0.047
- Greyblue #77A1B5 ΔE 0.049
- Greeny Blue #42B395 ΔE 0.055
Use #5AA39F 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.