#5DB2FE
Closest named color: Deep Sky Blue (#00BFFF). oklch(74.3% 0.138 247.8), rgb(93, 178, 254).
Aa
Black text reads best on this color (9.26:1).
About this color
#5DB2FE is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.138 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sky Blue (#00BFFF), ΔE 0.045 away. Black text reads best on it, at 9.26:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Deep Sky Blue (#00BFFF) |
| Black text | 9.26:1 |
| White text | 2.26:1 |
Values
| HEX | #5DB2FE |
| RGB | rgb(93, 178, 254) |
| HSL | hsl(208, 99%, 68%) |
| OKLCH | oklch(74.3% 0.138 247.8) |
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 #5DB2FE | 2.26:1 | Fails | Lc -49.3 | Large or bold text, headings |
| Black text on #5DB2FE | 9.26:1 | AAA | Lc 59.5 | Large or bold text, headings |
| #5DB2FE text on white | 2.26:1 | Fails | Lc 44.4 | Non-text elements, placeholder text |
| #5DB2FE text on black | 9.26:1 | AAA | Lc -57.7 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DDECFA
oklch(93.6% 0.025 246.2)
-
Step 200
200
#C1DDF8
oklch(88.6% 0.048 247.4)
-
Step 300
300
#94C6F6
oklch(80.9% 0.086 247.9)
-
Step 400
400 (this color)
#5DB2FE
oklch(74.3% 0.138 247.8)
-
Step 500
500
#008EE9
oklch(63.1% 0.169 247.8)
-
Step 600
600
#0077C5
oklch(55.6% 0.149 247.9)
-
Step 700
700
#0064A7
oklch(49.1% 0.132 247.9)
-
Step 800
800
#00528A
oklch(42.8% 0.115 247.8)
-
Step 900
900
#004474
oklch(37.7% 0.101 247.8)
-
Step 950
950
#002848
oklch(27% 0.073 248.1)
#5DB2FE 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) | #91B5FF | 0.054 |
| Deuteranopia (no green cones) | #7BA5FD | 0.041 |
| Tritanopia (no blue cones) | #00C4CD | 0.106 |
| Achromatopsia (no color) | #ACACAC | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5DB2FE
#5DB2FE
oklch(74.3% 0.138 247.8)
- #E4993D
#E4993D
oklch(74.2% 0.138 67.8)
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 #5DB2FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sky Blue #00BFFF ΔE 0.045
- Carolina Blue #8AB8FE ΔE 0.049
- Vivid Sky Blue #4CC9F0 ΔE 0.071
- Lightblue #7BC8F6 ΔE 0.073
- Bright Sky Blue #02CCFE ΔE 0.073
- Cornflower Blue #6495ED ΔE 0.076
- Periwinkle Blue #8F99FB ΔE 0.077
- Sky #82CAFC ΔE 0.079
Use #5DB2FE 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.