#5DB9E7
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(74.8% 0.11 232.6), rgb(93, 185, 231).
Aa
Black text reads best on this color (9.55:1).
About this color
#5DB9E7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.110 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.042 away. Black text reads best on it, at 9.55:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.55:1 |
| White text | 2.19:1 |
Values
| HEX | #5DB9E7 |
| RGB | rgb(93, 185, 231) |
| HSL | hsl(200, 74%, 64%) |
| OKLCH | oklch(74.8% 0.11 232.6) |
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 #5DB9E7 | 2.19:1 | Fails | Lc -47.8 | Large or bold text, headings |
| Black text on #5DB9E7 | 9.55:1 | AAA | Lc 60.9 | Content text, not long reading |
| #5DB9E7 text on white | 2.19:1 | Fails | Lc 43.0 | Non-text elements, placeholder text |
| #5DB9E7 text on black | 9.55:1 | AAA | Lc -59.2 | 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
#F0F7FB
oklch(97.2% 0.009 232.4)
-
Step 100
100
#DDEDF5
oklch(93.7% 0.02 229)
-
Step 200
200
#C1DEEE
oklch(88.4% 0.038 232)
-
Step 300
300
#94C9E6
oklch(80.9% 0.069 232.6)
-
Step 400
400 (this color)
#5DB9E7
oklch(74.8% 0.11 232.6)
-
Step 500
500
#0095CA
oklch(63% 0.13 232.7)
-
Step 600
600
#007DAB
oklch(55.5% 0.115 233.2)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#5DB9E7 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) | #A2B7E9 | 0.072 |
| Deuteranopia (no green cones) | #8FA9E6 | 0.062 |
| Tritanopia (no blue cones) | #00C5C8 | 0.075 |
| Achromatopsia (no color) | #AFAFAF | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5DB9E7
#5DB9E7
oklch(74.8% 0.11 232.6)
- #E4996A
#E4996A
oklch(74.7% 0.11 52.4)
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 #5DB9E7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.042
- Deep Sky Blue #00BFFF ΔE 0.044
- Lightblue #7BC8F6 ΔE 0.054
- Bright Sky Blue #02CCFE ΔE 0.056
- Carolina Blue #8AB8FE ΔE 0.058
- Sky #82CAFC ΔE 0.065
- Light Cornflower Blue #98C1D9 ΔE 0.069
- Light Grey Blue #9DBCD4 ΔE 0.071
Use #5DB9E7 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.