#59ADA9
Closest named color: Light Sea Green (#20B2AA). oklch(69.4% 0.082 191.4), rgb(89, 173, 169).
Aa
Black text reads best on this color (7.97:1).
About this color
#59ADA9 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 69%, its chroma 0.082 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.033 away. Black text reads best on it, at 7.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.97:1 |
| White text | 2.63:1 |
Values
| HEX | #59ADA9 |
| RGB | rgb(89, 173, 169) |
| HSL | hsl(177, 34%, 51%) |
| OKLCH | oklch(69.4% 0.082 191.4) |
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 #59ADA9 | 2.63:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #59ADA9 | 7.97:1 | AAA | Lc 52.9 | Large or bold text, headings |
| #59ADA9 text on white | 2.63:1 | Fails | Lc 51.1 | Large or bold text, headings |
| #59ADA9 text on black | 7.97:1 | AAA | Lc -50.8 | 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 400.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#DFEDEC
oklch(93.5% 0.015 191.8)
-
Step 200
200
#C5E0DE
oklch(88.6% 0.029 191.2)
-
Step 300
300
#9BCCC9
oklch(81% 0.051 191.5)
-
Step 400
400 (this color)
#59ADA9
oklch(69.4% 0.082 191.4)
-
Step 500
500
#169D99
oklch(63% 0.105 191.5)
-
Step 600
600
#008581
oklch(55.7% 0.096 191.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#042D2C
oklch(27% 0.043 192.4)
#59ADA9 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) | #A5A6A9 | 0.087 |
| Deuteranopia (no green cones) | #969BAA | 0.081 |
| Tritanopia (no blue cones) | #29B1AC | 0.029 |
| Achromatopsia (no color) | #9F9F9F | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59ADA9
#59ADA9
oklch(69.4% 0.082 191.4)
- #CA8790
#CA8790
oklch(69.4% 0.083 10.6)
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 #59ADA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.033
- Cadet Blue #5F9EA0 ΔE 0.041
- Greeny Blue #42B395 ΔE 0.043
- Topaz #13BBAF ΔE 0.046
- Turquoise Blue #06B1C4 ΔE 0.047
- Dull Teal #5F9E8F ΔE 0.048
- Greyblue #77A1B5 ΔE 0.052
- Bluegrey #85A3B2 ΔE 0.057
Use #59ADA9 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.