#5DA1DB
Closest named color: Cornflower Blue (#6495ED). oklch(68.8% 0.11 246), rgb(93, 161, 219).
Aa
Black text reads best on this color (7.58:1).
About this color
#5DA1DB is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.110 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.047 away. Black text reads best on it, at 7.58:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.58:1 |
| White text | 2.76:1 |
Values
| HEX | #5DA1DB |
| RGB | rgb(93, 161, 219) |
| HSL | hsl(208, 64%, 61%) |
| OKLCH | oklch(68.8% 0.11 246) |
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 #5DA1DB | 2.76:1 | Fails | Lc -58.5 | Large or bold text, headings |
| Black text on #5DA1DB | 7.58:1 | AAA | Lc 50.8 | Large or bold text, headings |
| #5DA1DB text on white | 2.76:1 | Fails | Lc 53.2 | Large or bold text, headings |
| #5DA1DB text on black | 7.58:1 | AAA | Lc -48.6 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200
#C5DCF2
oklch(88.4% 0.039 247.1)
-
Step 300
300
#9CC6EB
oklch(80.9% 0.069 245.4)
-
Step 400
400 (this color)
#5DA1DB
oklch(68.8% 0.11 246)
-
Step 500
500
#2F8FD9
oklch(63% 0.142 246.4)
-
Step 600
600
#0078C1
oklch(55.5% 0.143 246.2)
-
Step 700
700
#0065A3
oklch(49.1% 0.126 245.9)
-
Step 800
800
#005287
oklch(42.6% 0.111 246.5)
-
Step 900
900
#08456F
oklch(37.8% 0.092 245.8)
-
Step 950
950
#092841
oklch(26.9% 0.059 246.9)
#5DA1DB 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) | #88A2DE | 0.048 |
| Deuteranopia (no green cones) | #7796DA | 0.037 |
| Tritanopia (no blue cones) | #00AFB5 | 0.091 |
| Achromatopsia (no color) | #9B9B9B | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5DA1DB
#5DA1DB
oklch(68.8% 0.11 246)
- #C98C4B
#C98C4B
oklch(68.8% 0.11 65.9)
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 #5DA1DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.047
- Chefchaouen Blue #4895EF ΔE 0.054
- Greyblue #77A1B5 ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.064
- Faded Blue #658CBB ΔE 0.065
- Bluegrey #85A3B2 ΔE 0.074
- Turquoise Blue #06B1C4 ΔE 0.075
- Soft Blue #6488EA ΔE 0.076
Use #5DA1DB 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.