#59A8A3
Closest named color: Cadet Blue (#5F9EA0). oklch(68% 0.078 190.1), rgb(89, 168, 163).
Aa
Black text reads best on this color (7.55:1).
About this color
#59A8A3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.078 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.028 away. Black text reads best on it, at 7.55:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.55:1 |
| White text | 2.77:1 |
Values
| HEX | #59A8A3 |
| RGB | rgb(89, 168, 163) |
| HSL | hsl(176, 31%, 50%) |
| OKLCH | oklch(68% 0.078 190.1) |
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 #59A8A3 | 2.77:1 | Fails | Lc -58.7 | Large or bold text, headings |
| Black text on #59A8A3 | 7.55:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #59A8A3 text on white | 2.77:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #59A8A3 text on black | 7.55:1 | AAA | Lc -48.4 | 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
#E0EDEC
oklch(93.6% 0.014 191.4)
-
Step 200
200
#C6DFDD
oklch(88.5% 0.027 190.8)
-
Step 300
300
#9DCBC8
oklch(80.9% 0.048 191.3)
-
Step 400
400 (this color)
#59A8A3
oklch(68% 0.078 190.1)
-
Step 500
500
#259D97
oklch(63.2% 0.101 189.8)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#072D2B
oklch(27.1% 0.041 189.9)
#59A8A3 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) | #A0A1A3 | 0.083 |
| Deuteranopia (no green cones) | #9397A4 | 0.078 |
| Tritanopia (no blue cones) | #30ACA6 | 0.027 |
| Achromatopsia (no color) | #9B9B9B | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59A8A3
#59A8A3
oklch(68% 0.078 190.1)
- #C3848D
#C3848D
oklch(67.9% 0.078 10)
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 #59A8A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.028
- Dull Teal #5F9E8F ΔE 0.034
- Light Sea Green #20B2AA ΔE 0.038
- Grey Teal #5E9B8A ΔE 0.043
- Greeny Blue #42B395 ΔE 0.046
- Greyblue #77A1B5 ΔE 0.050
- Turquoise Blue #06B1C4 ΔE 0.053
- Sea #3C9992 ΔE 0.055
Use #59A8A3 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.