#99D4EA
Closest named color: Sky Blue (#87CEEB). oklch(83.7% 0.068 223.1), rgb(153, 212, 234).
Aa
Black text reads best on this color (12.95:1).
About this color
#99D4EA is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.068 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.027 away. Black text reads best on it, at 12.95:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.95:1 |
| White text | 1.62:1 |
Values
| HEX | #99D4EA |
| RGB | rgb(153, 212, 234) |
| HSL | hsl(196, 66%, 76%) |
| OKLCH | oklch(83.7% 0.068 223.1) |
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 #99D4EA | 1.62:1 | Fails | Lc -31.3 | Non-text elements, placeholder text |
| Black text on #99D4EA | 12.95:1 | AAA | Lc 76.1 | Fine for body text |
| #99D4EA text on white | 1.62:1 | Fails | Lc 27.7 | Dividers and decoration only |
| #99D4EA text on black | 12.95:1 | AAA | Lc -75.2 | 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 300.
-
Step 50
50
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF3
oklch(93.6% 0.019 222.2)
-
Step 200
200
#BFDFEB
oklch(88.4% 0.038 222.5)
-
Step 300
300 (this color)
#99D4EA
oklch(83.7% 0.068 223.1)
-
Step 400
400
#44AFD2
oklch(70.7% 0.109 223.3)
-
Step 500
500
#0098BD
oklch(63.1% 0.118 223.1)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586F
oklch(42.7% 0.08 223.4)
-
Step 900
900
#00495D
oklch(37.7% 0.071 223.8)
-
Step 950
950
#002B38
oklch(26.8% 0.05 223.6)
#99D4EA 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) | #C7D1EB | 0.055 |
| Deuteranopia (no green cones) | #BBC7EA | 0.050 |
| Tritanopia (no blue cones) | #7CDBDB | 0.044 |
| Achromatopsia (no color) | #CBCBCB | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99D4EA
#99D4EA
oklch(83.7% 0.068 223.1)
- #F1BCA7
#F1BCA7
oklch(83.7% 0.068 42.6)
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 #99D4EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.027
- Celeste #A8DADC ΔE 0.034
- Light Sky Blue #87CEFA ΔE 0.037
- Baby Blue #A2CFFE ΔE 0.037
- Light Blue Grey #B7C9E2 ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.045
- Powder Blue #B0E0E6 ΔE 0.045
Use #99D4EA 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.