#2CA1B8
Closest named color: Turquoise Blue (#06B1C4). oklch(65.6% 0.104 214.2), rgb(44, 161, 184).
Aa
Black text reads best on this color (6.89:1).
About this color
#2CA1B8 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.104 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.044 away. Black text reads best on it, at 6.89:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 6.89:1 |
| White text | 3.04:1 |
Values
| HEX | #2CA1B8 |
| RGB | rgb(44, 161, 184) |
| HSL | hsl(190, 61%, 45%) |
| OKLCH | oklch(65.6% 0.104 214.2) |
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 #2CA1B8 | 3.04:1 | AA large text | Lc -62.2 | Content text, not long reading |
| Black text on #2CA1B8 | 6.89:1 | AA | Lc 47.2 | Large or bold text, headings |
| #2CA1B8 text on white | 3.04:1 | AA large text | Lc 56.9 | Large or bold text, headings |
| #2CA1B8 text on black | 6.89:1 | AA | Lc -44.9 | 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 500.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDF0
oklch(93.7% 0.015 212)
-
Step 200
200
#C5DEE5
oklch(88.4% 0.028 216.4)
-
Step 300
300
#9BCAD5
oklch(80.9% 0.052 213.7)
-
Step 400
400
#5FAEC0
oklch(70.7% 0.082 214.3)
-
Step 500
500 (this color)
#2CA1B8
oklch(65.6% 0.104 214.2)
-
Step 600
600
#008196
oklch(55.5% 0.098 214.4)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005968
oklch(42.7% 0.075 214.2)
-
Step 900
900
#004A57
oklch(37.6% 0.066 214.5)
-
Step 950
950
#062C33
oklch(27.1% 0.043 212.8)
#2CA1B8 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) | #909CB9 | 0.093 |
| Deuteranopia (no green cones) | #7D8EB8 | 0.084 |
| Tritanopia (no blue cones) | #00AAA8 | 0.042 |
| Achromatopsia (no color) | #949494 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2CA1B8
#2CA1B8
oklch(65.6% 0.104 214.2)
- #C87966
#C87966
oklch(65.7% 0.104 34.3)
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 #2CA1B8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.044
- Cadet Blue #5F9EA0 ΔE 0.045
- Sea #3C9992 ΔE 0.055
- Light Sea Green #20B2AA ΔE 0.060
- Persian Green #2A9D8F ΔE 0.061
- Greyblue #77A1B5 ΔE 0.061
- Teal Green #0A9396 ΔE 0.062
- Dull Teal #5F9E8F ΔE 0.065
Use #2CA1B8 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.