#59A6AE
Closest named color: Cadet Blue (#5F9EA0). oklch(67.9% 0.077 204.3), rgb(89, 166, 174).
Aa
Black text reads best on this color (7.49:1).
About this color
#59A6AE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.077 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.026 away. Black text reads best on it, at 7.49:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.49:1 |
| White text | 2.80:1 |
Values
| HEX | #59A6AE |
| RGB | rgb(89, 166, 174) |
| HSL | hsl(186, 34%, 52%) |
| OKLCH | oklch(67.9% 0.077 204.3) |
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 #59A6AE | 2.80:1 | Fails | Lc -59.1 | Large or bold text, headings |
| Black text on #59A6AE | 7.49:1 | AAA | Lc 50.2 | Large or bold text, headings |
| #59A6AE text on white | 2.80:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #59A6AE text on black | 7.49:1 | AAA | Lc -48.0 | 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 400.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E0EDEE
oklch(93.7% 0.014 202.5)
-
Step 200
200
#C6DFE1
oklch(88.6% 0.027 202.5)
-
Step 300
300
#9DCACF
oklch(80.9% 0.048 204.7)
-
Step 400
400 (this color)
#59A6AE
oklch(67.9% 0.077 204.3)
-
Step 500
500
#279AA5
oklch(63% 0.098 204.7)
-
Step 600
600
#00838D
oklch(55.6% 0.095 204.2)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#072C30
oklch(27% 0.041 205.5)
#59A6AE 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) | #9BA0AF | 0.076 |
| Deuteranopia (no green cones) | #8D96AE | 0.070 |
| Tritanopia (no blue cones) | #27ABA8 | 0.036 |
| Achromatopsia (no color) | #9A9A9A | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59A6AE
#59A6AE
oklch(67.9% 0.077 204.3)
- #C38581
#C38581
oklch(67.8% 0.077 23.4)
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 #59A6AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.026
- Greyblue #77A1B5 ΔE 0.036
- Dull Teal #5F9E8F ΔE 0.044
- Turquoise Blue #06B1C4 ΔE 0.046
- Light Sea Green #20B2AA ΔE 0.047
- Bluegrey #85A3B2 ΔE 0.048
- Grey Teal #5E9B8A ΔE 0.053
- Bluey Grey #89A0B0 ΔE 0.054
Use #59A6AE 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.