#369EDD
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.8% 0.132 240.1), rgb(54, 158, 221).
Aa
Black text reads best on this color (7.09:1).
About this color
#369EDD is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.132 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.042 away. Black text reads best on it, at 7.09:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.09:1 |
| White text | 2.96:1 |
Values
| HEX | #369EDD |
| RGB | rgb(54, 158, 221) |
| HSL | hsl(203, 71%, 54%) |
| OKLCH | oklch(66.8% 0.132 240.1) |
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 #369EDD | 2.96:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #369EDD | 7.09:1 | AAA | Lc 48.3 | Large or bold text, headings |
| #369EDD text on white | 2.96:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #369EDD text on black | 7.09:1 | AAA | Lc -46.0 | 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 500.
-
Step 50
50
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF5
oklch(93.6% 0.018 237.8)
-
Step 200
200
#C5DDEF
oklch(88.5% 0.036 240.3)
-
Step 300
300
#9BC7E7
oklch(80.9% 0.065 240.2)
-
Step 400
400
#60A9DA
oklch(70.7% 0.103 239.8)
-
Step 500
500 (this color)
#369EDD
oklch(66.8% 0.132 240.1)
-
Step 600
600
#007BB6
oklch(55.6% 0.128 240.2)
-
Step 700
700
#00679A
oklch(49.1% 0.113 240.5)
-
Step 800
800
#00557F
oklch(42.8% 0.098 239.8)
-
Step 900
900
#01466A
oklch(37.6% 0.086 240.3)
-
Step 950
950
#07293E
oklch(26.9% 0.055 240.7)
#369EDD 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) | #809FE0 | 0.068 |
| Deuteranopia (no green cones) | #6A8FDC | 0.055 |
| Tritanopia (no blue cones) | #00AEB4 | 0.089 |
| Achromatopsia (no color) | #969696 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #369EDD
#369EDD
oklch(66.8% 0.132 240.1)
- #CF7F34
#CF7F34
oklch(66.9% 0.132 60)
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 #369EDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.047
- Cornflower Blue #6495ED ΔE 0.052
- Faded Blue #658CBB ΔE 0.066
- Dodger Blue #1E90FF ΔE 0.071
- Water Blue #0E87CC ΔE 0.071
- Soft Blue #6488EA ΔE 0.072
- Turquoise Blue #06B1C4 ΔE 0.075
Use #369EDD 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.