#368CE7
Closest named color: Dark Sky Blue (#448EE4). oklch(63.3% 0.159 252.8), rgb(54, 140, 231).
Aa
Black text reads best on this color (6.06:1).
About this color
#368CE7 is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.159 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.013 away. Black text reads best on it, at 6.06:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.06:1 |
| White text | 3.46:1 |
Values
| HEX | #368CE7 |
| RGB | rgb(54, 140, 231) |
| HSL | hsl(211, 79%, 56%) |
| OKLCH | oklch(63.3% 0.159 252.8) |
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 #368CE7 | 3.46:1 | AA large text | Lc -67.2 | Content text, not long reading |
| Black text on #368CE7 | 6.06:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #368CE7 text on white | 3.46:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #368CE7 text on black | 6.06:1 | AA | Lc -39.9 | Non-text elements, placeholder text |
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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C5DCF6
oklch(88.6% 0.044 251.5)
-
Step 300
300
#9DC4F2
oklch(80.8% 0.078 252.9)
-
Step 400
400
#65A4EC
oklch(70.7% 0.125 252.8)
-
Step 500
500 (this color)
#368CE7
oklch(63.3% 0.159 252.8)
-
Step 600
600
#0073D3
oklch(55.6% 0.171 252.9)
-
Step 700
700
#0061B2
oklch(49.2% 0.149 252.5)
-
Step 800
800
#004F94
oklch(42.8% 0.131 252.8)
-
Step 900
900
#0E4277
oklch(37.7% 0.105 253.1)
-
Step 950
950
#0B2745
oklch(26.9% 0.065 252.8)
#368CE7 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) | #6093EB | 0.043 |
| Deuteranopia (no green cones) | #4482E5 | 0.026 |
| Tritanopia (no blue cones) | #00A2AE | 0.121 |
| Achromatopsia (no color) | #8A8A8A | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #368CE7
#368CE7
oklch(63.3% 0.159 252.8)
- #BB7B00
#BB7B00
oklch(63.4% 0.135 72.9)
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 #368CE7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.013
- Chefchaouen Blue #4895EF ΔE 0.031
- Dodger Blue #1E90FF ΔE 0.036
- Soft Blue #6488EA ΔE 0.041
- Water Blue #0E87CC ΔE 0.047
- Cornflower Blue #6495ED ΔE 0.050
- Clear Blue #247AFD ΔE 0.063
- Cool Blue #4984B8 ΔE 0.070
Use #368CE7 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.