#78DEF8
Closest named color: Robin's Egg (#6DEDFD). oklch(84.8% 0.102 216.4), rgb(120, 222, 248).
Aa
Black text reads best on this color (13.60:1).
About this color
#78DEF8 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.102 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.039 away. Black text reads best on it, at 13.60:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 13.60:1 |
| White text | 1.54:1 |
Values
| HEX | #78DEF8 |
| RGB | rgb(120, 222, 248) |
| HSL | hsl(192, 90%, 72%) |
| OKLCH | oklch(84.8% 0.102 216.4) |
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 #78DEF8 | 1.54:1 | Fails | Lc -28.2 | Dividers and decoration only |
| Black text on #78DEF8 | 13.60:1 | AAA | Lc 78.9 | Fine for body text |
| #78DEF8 text on white | 1.54:1 | Fails | Lc 24.9 | Dividers and decoration only |
| #78DEF8 text on black | 13.60:1 | AAA | Lc -78.2 | 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 200.
-
Step 50
50
#E9F9FD
oklch(97.1% 0.018 214.4)
-
Step 100
100
#CFF1FA
oklch(93.7% 0.037 215.5)
-
Step 200
200 (this color)
#78DEF8
oklch(84.8% 0.102 216.4)
-
Step 300
300
#3CD5F7
oklch(80.9% 0.131 216.6)
-
Step 400
400
#00B3D3
oklch(70.7% 0.126 216.7)
-
Step 500
500
#009AB5
oklch(63.2% 0.112 216)
-
Step 600
600
#008198
oklch(55.6% 0.099 216.1)
-
Step 700
700
#006C80
oklch(49% 0.087 216.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#78DEF8 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) | #CCD8F9 | 0.090 |
| Deuteranopia (no green cones) | #B9CAF8 | 0.081 |
| Tritanopia (no blue cones) | #1CE8E6 | 0.062 |
| Achromatopsia (no color) | #D0D0D0 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78DEF8
#78DEF8
oklch(84.8% 0.102 216.4)
- #FFBAA7
#FFBAA7
oklch(84.8% 0.085 36)
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 #78DEF8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.039
- Sky Blue #87CEEB ΔE 0.042
- Light Sky Blue #87CEFA ΔE 0.045
- Light Blue #ADD8E6 ΔE 0.053
- Celeste #A8DADC ΔE 0.055
- Robin Egg Blue #8AF1FE ΔE 0.055
- Sky #82CAFC ΔE 0.056
- Baby Blue #A2CFFE ΔE 0.057
Use #78DEF8 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.