#89E5F5
Closest named color: Robin's Egg (#6DEDFD). oklch(87% 0.09 209.8), rgb(137, 229, 245).
Aa
Black text reads best on this color (14.58:1).
About this color
#89E5F5 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 87%, its chroma 0.090 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.027 away. Black text reads best on it, at 14.58:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 14.58:1 |
| White text | 1.43:1 |
Values
| HEX | #89E5F5 |
| RGB | rgb(137, 229, 245) |
| HSL | hsl(189, 84%, 75%) |
| OKLCH | oklch(87% 0.09 209.8) |
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 #89E5F5 | 1.43:1 | Fails | Lc -23.8 | Dividers and decoration only |
| Black text on #89E5F5 | 14.58:1 | AAA | Lc 82.8 | Fine for body text |
| #89E5F5 text on white | 1.43:1 | Fails | Lc 20.9 | Dividers and decoration only |
| #89E5F5 text on black | 14.58:1 | AAA | Lc -82.5 | Fine for body 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 200.
-
Step 50
50
#EAF9FB
oklch(97.2% 0.016 206.4)
-
Step 100
100
#D1F1F6
oklch(93.7% 0.034 208)
-
Step 200
200 (this color)
#89E5F5
oklch(87% 0.09 209.8)
-
Step 300
300
#51D5EA
oklch(80.9% 0.117 209.9)
-
Step 400
400
#00B5CA
oklch(70.8% 0.122 209.4)
-
Step 500
500
#009BAE
oklch(63.2% 0.109 210)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#004B55
oklch(37.8% 0.065 210)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#89E5F5 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) | #D6DFF6 | 0.086 |
| Deuteranopia (no green cones) | #C5D1F5 | 0.080 |
| Tritanopia (no blue cones) | #55EDEA | 0.048 |
| Achromatopsia (no color) | #D7D7D7 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #89E5F5
#89E5F5
oklch(87% 0.09 209.8)
- #FFC4BA
#FFC4BA
oklch(87.1% 0.069 29.5)
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 #89E5F5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.027
- Robin Egg Blue #8AF1FE ΔE 0.032
- Robin's Egg Blue #98EFF9 ΔE 0.032
- Powder Blue #B0E0E6 ΔE 0.041
- Celeste #A8DADC ΔE 0.044
- Light Blue #ADD8E6 ΔE 0.045
- Pale Turquoise #AFEEEE ΔE 0.049
- Sky Blue #87CEEB ΔE 0.061
Use #89E5F5 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.