#5DAFBA
Closest named color: Turquoise Blue (#06B1C4). oklch(70.6% 0.081 206.9), rgb(93, 175, 186).
Aa
Black text reads best on this color (8.30:1).
About this color
#5DAFBA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 71%, its chroma 0.081 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.039 away. Black text reads best on it, at 8.30:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 8.30:1 |
| White text | 2.52:1 |
Values
| HEX | #5DAFBA |
| RGB | rgb(93, 175, 186) |
| HSL | hsl(187, 40%, 55%) |
| OKLCH | oklch(70.6% 0.081 206.9) |
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 #5DAFBA | 2.52:1 | Fails | Lc -54.5 | Large or bold text, headings |
| Black text on #5DAFBA | 8.30:1 | AAA | Lc 54.6 | Large or bold text, headings |
| #5DAFBA text on white | 2.52:1 | Fails | Lc 49.4 | Large or bold text, headings |
| #5DAFBA text on black | 8.30:1 | AAA | Lc -52.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200
#C5DFE3
oklch(88.6% 0.028 207.8)
-
Step 300
300
#9BCAD1
oklch(80.8% 0.05 207.5)
-
Step 400
400 (this color)
#5DAFBA
oklch(70.6% 0.081 206.9)
-
Step 500
500
#179BA9
oklch(63.2% 0.104 206.5)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#042C31
oklch(26.9% 0.043 207.4)
#5DAFBA 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) | #A3A9BB | 0.079 |
| Deuteranopia (no green cones) | #949EBA | 0.073 |
| Tritanopia (no blue cones) | #23B5B2 | 0.041 |
| Achromatopsia (no color) | #A3A3A3 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5DAFBA
#5DAFBA
oklch(70.6% 0.081 206.9)
- #CE8D85
#CE8D85
oklch(70.6% 0.081 27.1)
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 #5DAFBA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.039
- Greyblue #77A1B5 ΔE 0.043
- Light Sea Green #20B2AA ΔE 0.047
- Bluegrey #85A3B2 ΔE 0.048
- Cadet Blue #5F9EA0 ΔE 0.053
- Topaz #13BBAF ΔE 0.055
- Bluey Grey #89A0B0 ΔE 0.056
- Cool Steel #97A7B3 ΔE 0.063
Use #5DAFBA 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.