#00A1C3
Closest named color: Turquoise Blue (#06B1C4). oklch(65.6% 0.119 220), rgb(0, 161, 195).
Aa
Black text reads best on this color (6.88:1).
About this color
#00A1C3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.119 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.047 away. Black text reads best on it, at 6.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 6.88:1 |
| White text | 3.04:1 |
Values
| HEX | #00A1C3 |
| RGB | rgb(0, 161, 195) |
| HSL | hsl(190, 100%, 38%) |
| OKLCH | oklch(65.6% 0.119 220) |
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 #00A1C3 | 3.04:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #00A1C3 | 6.88:1 | AA | Lc 47.4 | Large or bold text, headings |
| #00A1C3 text on white | 3.04:1 | AA large text | Lc 56.7 | Large or bold text, headings |
| #00A1C3 text on black | 6.88:1 | AA | Lc -45.1 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DEEDF2
oklch(93.6% 0.017 219.7)
-
Step 200
200
#C3DFE8
oklch(88.6% 0.032 219.1)
-
Step 300
300
#97CADB
oklch(80.9% 0.058 220.4)
-
Step 400
400
#55AEC9
oklch(70.7% 0.093 220.4)
-
Step 500
500 (this color)
#00A1C3
oklch(65.6% 0.119 220)
-
Step 600
600
#00809C
oklch(55.5% 0.101 220.3)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5B
oklch(37.8% 0.069 219.8)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#00A1C3 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) | #8C9CC5 | 0.099 |
| Deuteranopia (no green cones) | #768DC3 | 0.087 |
| Tritanopia (no blue cones) | #00ACAC | 0.054 |
| Achromatopsia (no color) | #949494 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00A1C3
#00A1C3
oklch(65.6% 0.119 220)
- #CE7657
#CE7657
oklch(65.6% 0.119 40)
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 #00A1C3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.047
- Cadet Blue #5F9EA0 ΔE 0.064
- Blue NCS #118AB2 ΔE 0.066
- Sea #3C9992 ΔE 0.071
- Teal Green #0A9396 ΔE 0.071
- Light Sea Green #20B2AA ΔE 0.072
- Faded Blue #658CBB ΔE 0.073
- Greyblue #77A1B5 ΔE 0.073
Use #00A1C3 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.