#00A5AF
Closest named color: Turquoise Blue (#06B1C4). oklch(65.7% 0.112 202.4), rgb(0, 165, 175).
Aa
Black text reads best on this color (7.00:1).
About this color
#00A5AF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.112 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.041 away. Black text reads best on it, at 7.00:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #00A5AF |
| RGB | rgb(0, 165, 175) |
| HSL | hsl(183, 100%, 34%) |
| OKLCH | oklch(65.7% 0.112 202.4) |
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 #00A5AF | 2.99:1 | Fails | Lc -61.4 | Content text, not long reading |
| Black text on #00A5AF | 7.00:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #00A5AF text on white | 2.99:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #00A5AF text on black | 7.00:1 | AAA | Lc -45.8 | 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 500.
-
Step 50
50
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DEEDEE
oklch(93.5% 0.016 201.7)
-
Step 200
200
#C3E0E2
oklch(88.6% 0.031 201.7)
-
Step 300
300
#97CCD0
oklch(81% 0.055 202)
-
Step 400
400
#55B1B8
oklch(70.7% 0.088 202)
-
Step 500
500 (this color)
#00A5AF
oklch(65.7% 0.112 202.4)
-
Step 600
600
#00838B
oklch(55.5% 0.095 202.3)
-
Step 700
700
#006E75
oklch(49% 0.083 202.5)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#004B50
oklch(37.6% 0.064 202.5)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#00A5AF 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) | #979DB0 | 0.113 |
| Deuteranopia (no green cones) | #838FB0 | 0.103 |
| Tritanopia (no blue cones) | #00ACA8 | 0.026 |
| Achromatopsia (no color) | #959595 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00A5AF
#00A5AF
oklch(65.7% 0.112 202.4)
- #CD7472
#CD7472
oklch(65.7% 0.112 21.9)
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 #00A5AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.041
- Light Sea Green #20B2AA ΔE 0.043
- Persian Green #2A9D8F ΔE 0.046
- Sea #3C9992 ΔE 0.047
- Cadet Blue #5F9EA0 ΔE 0.047
- Blue Green #0F9B8E ΔE 0.051
- Teal Green #0A9396 ΔE 0.057
- Dull Teal #5F9E8F ΔE 0.058
Use #00A5AF 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.