#73DEF1
Closest named color: Robin's Egg (#6DEDFD). oklch(84.4% 0.102 210.5), rgb(115, 222, 241).
Aa
Black text reads best on this color (13.44:1).
About this color
#73DEF1 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.102 and its hue 211°. 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 13.44:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 13.44:1 |
| White text | 1.56:1 |
Values
| HEX | #73DEF1 |
| RGB | rgb(115, 222, 241) |
| HSL | hsl(189, 82%, 70%) |
| OKLCH | oklch(84.4% 0.102 210.5) |
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 #73DEF1 | 1.56:1 | Fails | Lc -28.9 | Dividers and decoration only |
| Black text on #73DEF1 | 13.44:1 | AAA | Lc 78.3 | Fine for body text |
| #73DEF1 text on white | 1.56:1 | Fails | Lc 25.5 | Dividers and decoration only |
| #73DEF1 text on black | 13.44:1 | AAA | Lc -77.6 | 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
#ECF8FB
oklch(97.1% 0.013 214.4)
-
Step 100
100
#D4F0F5
oklch(93.6% 0.03 209.6)
-
Step 200
200
#AEE4EE
oklch(88.5% 0.057 210.2)
-
Step 300
300 (this color)
#73DEF1
oklch(84.4% 0.102 210.5)
-
Step 400
400
#00B4CB
oklch(70.6% 0.122 210.8)
-
Step 500
500
#009BAE
oklch(63.2% 0.109 210)
-
Step 600
600
#008293
oklch(55.6% 0.096 210.7)
-
Step 700
700
#006D7C
oklch(49% 0.085 211.2)
-
Step 800
800
#005A66
oklch(42.9% 0.074 210.4)
-
Step 900
900
#004B55
oklch(37.8% 0.065 210)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#73DEF1 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) | #CED7F2 | 0.097 |
| Deuteranopia (no green cones) | #BAC9F1 | 0.087 |
| Tritanopia (no blue cones) | #06E7E4 | 0.055 |
| Achromatopsia (no color) | #CFCFCF | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73DEF1
#73DEF1
oklch(84.4% 0.102 210.5)
- #FFB7AA
#FFB7AA
oklch(84.3% 0.086 30.4)
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 #73DEF1, 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 0.043
- Light Sky Blue #87CEFA ΔE 0.051
- Celeste #A8DADC ΔE 0.053
- Aqua Blue #02D8E9 ΔE 0.054
- Light Blue #ADD8E6 ΔE 0.056
- Robin Egg Blue #8AF1FE ΔE 0.057
- Robin's Egg Blue #98EFF9 ΔE 0.060
Use #73DEF1 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.