#6DF3FF
Closest named color: Robin's Egg (#6DEDFD). oklch(89.4% 0.118 203.3), rgb(109, 243, 255).
Aa
Black text reads best on this color (15.91:1).
About this color
#6DF3FF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.118 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.016 away. Black text reads best on it, at 15.91:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 15.91:1 |
| White text | 1.31:1 |
Values
| HEX | #6DF3FF |
| RGB | rgb(109, 243, 255) |
| HSL | hsl(185, 100%, 71%) |
| OKLCH | oklch(89.4% 0.118 203.3) |
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 #6DF3FF | 1.31:1 | Fails | Lc -17.8 | Dividers and decoration only |
| Black text on #6DF3FF | 15.91:1 | AAA | Lc 88.1 | Fine for body text |
| #6DF3FF text on white | 1.31:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #6DF3FF text on black | 15.91:1 | AAA | Lc -88.2 | 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
#E7FAFC
oklch(97.2% 0.02 204.4)
-
Step 100
100
#C9F3F7
oklch(93.6% 0.044 203.6)
-
Step 200
200 (this color)
#6DF3FF
oklch(89.4% 0.118 203.3)
-
Step 300
300
#00DAE8
oklch(80.9% 0.138 203.1)
-
Step 400
400
#00B6C2
oklch(70.7% 0.12 203.2)
-
Step 500
500
#009CA7
oklch(63.1% 0.108 203.6)
-
Step 600
600
#00838C
oklch(55.6% 0.095 203.3)
-
Step 700
700
#006E76
oklch(49.1% 0.084 203.6)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#6DF3FF 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) | #E2EAFF | 0.117 |
| Deuteranopia (no green cones) | #CBD9FF | 0.108 |
| Tritanopia (no blue cones) | #00FCF6 | 0.045 |
| Achromatopsia (no color) | #E0E0E0 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DF3FF
#6DF3FF
oklch(89.4% 0.118 203.3)
- #FFCFCB
#FFCFCB
oklch(89.5% 0.055 23.8)
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 #6DF3FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.016
- Robin Egg Blue #8AF1FE ΔE 0.022
- Bright Light Blue #26F7FD ΔE 0.032
- Bright Cyan #41FDFE ΔE 0.033
- Robin's Egg Blue #98EFF9 ΔE 0.034
- Cyan #00FFFF ΔE 0.043
- Bright Turquoise #0FFEF9 ΔE 0.045
- Bright Aqua #0BF9EA ΔE 0.053
Use #6DF3FF 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.