#59A39B
Closest named color: Dull Teal (#5F9E8F). oklch(66.5% 0.075 186.5), rgb(89, 163, 155).
Aa
Black text reads best on this color (7.13:1).
About this color
#59A39B is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.075 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Teal (#5F9E8F), ΔE 0.019 away. Black text reads best on it, at 7.13:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dull Teal (#5F9E8F) |
| Black text | 7.13:1 |
| White text | 2.94:1 |
Values
| HEX | #59A39B |
| RGB | rgb(89, 163, 155) |
| HSL | hsl(174, 29%, 49%) |
| OKLCH | oklch(66.5% 0.075 186.5) |
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 #59A39B | 2.94:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #59A39B | 7.13:1 | AAA | Lc 48.3 | Large or bold text, headings |
| #59A39B text on white | 2.94:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #59A39B text on black | 7.13:1 | AAA | Lc -46.0 | 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
#CBDEDB
oklch(88.6% 0.021 185.4)
-
Step 300
300
#A7C9C4
oklch(81% 0.037 185.6)
-
Step 400
400
#76ADA6
oklch(70.7% 0.059 186)
-
Step 500
500 (this color)
#59A39B
oklch(66.5% 0.075 186.5)
-
Step 600
600
#2D837B
oklch(55.7% 0.082 186.4)
-
Step 700
700
#1E6F67
oklch(49.2% 0.077 185.4)
-
Step 800
800
#1C5A54
oklch(42.7% 0.063 186.1)
-
Step 900
900
#1E4A46
oklch(37.7% 0.049 187.3)
-
Step 950
950
#132B29
oklch(26.9% 0.03 188.5)
#59A39B 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) | #9C9C9B | 0.080 |
| Deuteranopia (no green cones) | #90939C | 0.075 |
| Tritanopia (no blue cones) | #37A6A0 | 0.024 |
| Achromatopsia (no color) | #969696 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59A39B
#59A39B
oklch(66.5% 0.075 186.5)
- #BC818C
#BC818C
oklch(66.6% 0.074 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 #59A39B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Teal #5F9E8F ΔE 0.019
- Cadet Blue #5F9EA0 ΔE 0.019
- Grey Teal #5E9B8A ΔE 0.028
- Sea #3C9992 ΔE 0.041
- Persian Green #2A9D8F ΔE 0.044
- Light Sea Green #20B2AA ΔE 0.047
- Greeny Blue #42B395 ΔE 0.052
- Greeny Grey #7EA07A ΔE 0.054
Use #59A39B 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.