#4EA2B0
Closest named color: Cadet Blue (#5F9EA0). oklch(66.6% 0.084 209.8), rgb(78, 162, 176).
Aa
Black text reads best on this color (7.11:1).
About this color
#4EA2B0 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.084 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.025 away. Black text reads best on it, at 7.11:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.11:1 |
| White text | 2.94:1 |
Values
| HEX | #4EA2B0 |
| RGB | rgb(78, 162, 176) |
| HSL | hsl(189, 39%, 50%) |
| OKLCH | oklch(66.6% 0.084 209.8) |
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 #4EA2B0 | 2.94:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #4EA2B0 | 7.11:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #4EA2B0 text on white | 2.94:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #4EA2B0 text on black | 7.11:1 | AAA | Lc -46.0 | 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 500.
-
Step 50
50
#F1F6F7
oklch(97% 0.005 211)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C9DEE1
oklch(88.6% 0.023 207.1)
-
Step 300
300
#A3C8CF
oklch(80.8% 0.041 210.4)
-
Step 400
400
#6FACB7
oklch(70.7% 0.065 210.1)
-
Step 500
500 (this color)
#4EA2B0
oklch(66.6% 0.084 209.8)
-
Step 600
600
#178190
oklch(55.5% 0.091 209.8)
-
Step 700
700
#026D7B
oklch(49% 0.084 210.3)
-
Step 800
800
#0C5964
oklch(42.7% 0.07 210)
-
Step 900
900
#164951
oklch(37.6% 0.054 209.7)
-
Step 950
950
#0F2B30
oklch(27% 0.035 210.9)
#4EA2B0 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) | #969DB1 | 0.080 |
| Deuteranopia (no green cones) | #8691B0 | 0.073 |
| Tritanopia (no blue cones) | #00A9A6 | 0.042 |
| Achromatopsia (no color) | #969696 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4EA2B0
#4EA2B0
oklch(66.6% 0.084 209.8)
- #C28076
#C28076
oklch(66.5% 0.084 28.9)
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 #4EA2B0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.025
- Greyblue #77A1B5 ΔE 0.042
- Turquoise Blue #06B1C4 ΔE 0.047
- Dull Teal #5F9E8F ΔE 0.047
- Sea #3C9992 ΔE 0.051
- Light Sea Green #20B2AA ΔE 0.053
- Grey Teal #5E9B8A ΔE 0.054
- Bluegrey #85A3B2 ΔE 0.058
Use #4EA2B0 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.