#0A88A1
Closest named color: Teal Blue (#01889F). oklch(57.9% 0.102 217.1), rgb(10, 136, 161).
Aa
Black text reads best on this color (5.04:1).
About this color
#0A88A1 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.102 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.004 away. Black text reads best on it, at 5.04:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.04:1 |
| White text | 4.15:1 |
Values
| HEX | #0A88A1 |
| RGB | rgb(10, 136, 161) |
| HSL | hsl(190, 88%, 34%) |
| OKLCH | oklch(57.9% 0.102 217.1) |
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 #0A88A1 | 4.15:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #0A88A1 | 5.04:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #0A88A1 text on white | 4.15:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #0A88A1 text on black | 5.04:1 | AA | Lc -33.6 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C7DEE4
oklch(88.5% 0.026 215.2)
-
Step 300
300
#A0C8D4
oklch(80.8% 0.046 218)
-
Step 400
400
#69ACBE
oklch(70.6% 0.073 216.8)
-
Step 500
500
#3897AE
oklch(63% 0.093 216.9)
-
Step 600
600 (this color)
#0A88A1
oklch(57.9% 0.102 217.1)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#0F4957
oklch(37.6% 0.061 218.1)
-
Step 950
950
#0C2B33
oklch(27% 0.039 217.8)
#0A88A1 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) | #7884A2 | 0.088 |
| Deuteranopia (no green cones) | #6677A1 | 0.078 |
| Tritanopia (no blue cones) | #009190 | 0.044 |
| Achromatopsia (no color) | #7C7C7C | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A88A1
#0A88A1
oklch(57.9% 0.102 217.1)
- #AD634D
#AD634D
oklch(57.9% 0.102 37.4)
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 #0A88A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.004
- Blue NCS #118AB2 ΔE 0.027
- Dark Cyan #008B8B ΔE 0.039
- Ocean #017B92 ΔE 0.041
- Teal Green #0A9396 ΔE 0.042
- Cerulean #457B9D ΔE 0.044
- Stormy Blue #507B9C ΔE 0.051
- Steel Blue #4682B4 ΔE 0.051
Use #0A88A1 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.