#1EA2B1
Closest named color: Cadet Blue (#5F9EA0). oklch(65.3% 0.106 207), rgb(30, 162, 177).
Aa
Black text reads best on this color (6.85:1).
About this color
#1EA2B1 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.106 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.044 away. Black text reads best on it, at 6.85:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.85:1 |
| White text | 3.06:1 |
Values
| HEX | #1EA2B1 |
| RGB | rgb(30, 162, 177) |
| HSL | hsl(186, 71%, 41%) |
| OKLCH | oklch(65.3% 0.106 207) |
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 #1EA2B1 | 3.06:1 | AA large text | Lc -62.4 | Content text, not long reading |
| Black text on #1EA2B1 | 6.85:1 | AA | Lc 47.0 | Large or bold text, headings |
| #1EA2B1 text on white | 3.06:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #1EA2B1 text on black | 6.85:1 | AA | Lc -44.7 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200
#C4DFE3
oklch(88.5% 0.029 207.4)
-
Step 300
300
#9ACBD2
oklch(81% 0.052 207.1)
-
Step 400
400
#5BAFBB
oklch(70.6% 0.083 207.6)
-
Step 500
500 (this color)
#1EA2B1
oklch(65.3% 0.106 207)
-
Step 600
600
#008390
oklch(55.7% 0.096 207)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#032C31
oklch(26.9% 0.044 207.2)
#1EA2B1 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) | #939BB2 | 0.103 |
| Deuteranopia (no green cones) | #808DB1 | 0.095 |
| Tritanopia (no blue cones) | #00AAA6 | 0.033 |
| Achromatopsia (no color) | #939393 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1EA2B1
#1EA2B1
oklch(65.3% 0.106 207)
- #C9766C
#C9766C
oklch(65.4% 0.106 27.6)
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 #1EA2B1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.044
- Turquoise Blue #06B1C4 ΔE 0.045
- Sea #3C9992 ΔE 0.046
- Persian Green #2A9D8F ΔE 0.049
- Light Sea Green #20B2AA ΔE 0.052
- Blue Green #0F9B8E ΔE 0.053
- Teal Green #0A9396 ΔE 0.054
- Dull Teal #5F9E8F ΔE 0.058
Use #1EA2B1 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.