#369BFD
Closest named color: Chefchaouen Blue (#4895EF). oklch(67.9% 0.171 251.5), rgb(54, 155, 253).
Aa
Black text reads best on this color (7.26:1).
About this color
#369BFD is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.171 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.024 away. Black text reads best on it, at 7.26:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.171) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.26:1 |
| White text | 2.89:1 |
Values
| HEX | #369BFD |
| RGB | rgb(54, 155, 253) |
| HSL | hsl(210, 98%, 60%) |
| OKLCH | oklch(67.9% 0.171 251.5) |
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 #369BFD | 2.89:1 | Fails | Lc -60.0 | Content text, not long reading |
| Black text on #369BFD | 7.26:1 | AAA | Lc 49.3 | Large or bold text, headings |
| #369BFD text on white | 2.89:1 | Fails | Lc 54.7 | Large or bold text, headings |
| #369BFD text on black | 7.26:1 | AAA | Lc -47.1 | 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
#EFF6FF
oklch(97% 0.014 254.6)
-
Step 100
100
#DBECFF
oklch(93.6% 0.032 251.1)
-
Step 200
200
#BEDDFF
oklch(88.6% 0.058 250.9)
-
Step 300
300
#91C5FF
oklch(80.9% 0.099 251.8)
-
Step 400
400 (this color)
#369BFD
oklch(67.9% 0.171 251.5)
-
Step 500
500
#008BF4
oklch(63.1% 0.185 251.3)
-
Step 600
600
#0074CF
oklch(55.5% 0.165 251.7)
-
Step 700
700
#0062AF
oklch(49.2% 0.144 251.3)
-
Step 800
800
#005091
oklch(42.8% 0.126 251.5)
-
Step 900
900
#00427A
oklch(37.7% 0.112 251.7)
-
Step 950
950
#00274B
oklch(27% 0.079 251.1)
#369BFD 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) | #6CA2FF | 0.050 |
| Deuteranopia (no green cones) | #4C90FB | 0.029 |
| Tritanopia (no blue cones) | #00B2C0 | 0.126 |
| Achromatopsia (no color) | #989898 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #369BFD
#369BFD
oklch(67.9% 0.171 251.5)
- #CF8600
#CF8600
oklch(67.9% 0.146 71.3)
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 #369BFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.024
- Dodger Blue #1E90FF ΔE 0.034
- Cornflower Blue #6495ED ΔE 0.040
- Dark Sky Blue #448EE4 ΔE 0.045
- Soft Blue #6488EA ΔE 0.058
- Periwinkle Blue #8F99FB ΔE 0.085
- Clear Blue #247AFD ΔE 0.088
- Cornflower #6A79F7 ΔE 0.089
Use #369BFD 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.