#99EDFD
Closest named color: Robin's Egg Blue (#98EFF9). oklch(89.8% 0.084 210.9), rgb(153, 237, 253).
Aa
Black text reads best on this color (15.88:1).
About this color
#99EDFD is a light, moderately saturated teal or cyan. In OKLCH its lightness is 90%, its chroma 0.084 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.009 away. Black text reads best on it, at 15.88:1.
| Hue family | Teals and cyans |
| Lightness | light (90%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 15.88:1 |
| White text | 1.32:1 |
Values
| HEX | #99EDFD |
| RGB | rgb(153, 237, 253) |
| HSL | hsl(190, 96%, 80%) |
| OKLCH | oklch(89.8% 0.084 210.9) |
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 #99EDFD | 1.32:1 | Fails | Lc -18.1 | Dividers and decoration only |
| Black text on #99EDFD | 15.88:1 | AAA | Lc 87.9 | Fine for body text |
| #99EDFD text on white | 1.32:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #99EDFD text on black | 15.88:1 | AAA | Lc -87.9 | 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
#EBF8FB
oklch(97% 0.014 213.1)
-
Step 100
100
#D3F0F6
oklch(93.6% 0.031 211.5)
-
Step 200
200 (this color)
#99EDFD
oklch(89.8% 0.084 210.9)
-
Step 300
300
#5FD3E8
oklch(80.8% 0.108 211.2)
-
Step 400
400
#00B4CC
oklch(70.6% 0.123 211.4)
-
Step 500
500
#009BAF
oklch(63.2% 0.11 210.8)
-
Step 600
600
#008293
oklch(55.6% 0.096 210.7)
-
Step 700
700
#006D7C
oklch(49% 0.085 211.2)
-
Step 800
800
#005966
oklch(42.6% 0.074 211.8)
-
Step 900
900
#004B55
oklch(37.8% 0.065 210)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#99EDFD 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) | #DFE7FE | 0.080 |
| Deuteranopia (no green cones) | #CFDBFD | 0.073 |
| Tritanopia (no blue cones) | #6FF4F2 | 0.044 |
| Achromatopsia (no color) | #E0E0E0 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99EDFD
#99EDFD
oklch(89.8% 0.084 210.9)
- #FFD1C8
#FFD1C8
oklch(89.8% 0.054 31)
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 #99EDFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.009
- Robin Egg Blue #8AF1FE ΔE 0.016
- Pale Turquoise #AFEEEE ΔE 0.030
- Robin's Egg #6DEDFD ΔE 0.036
- Diamond #B9F2FF ΔE 0.037
- Powder Blue #B0E0E6 ΔE 0.041
- Pale Sky Blue #BDF6FE ΔE 0.047
- Light Blue #ADD8E6 ΔE 0.055
Use #99EDFD 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.