#368AC8
Closest named color: Water Blue (#0E87CC). oklch(61.1% 0.124 244.4), rgb(54, 138, 200).
Aa
Black text reads best on this color (5.62:1).
About this color
#368AC8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.124 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Water Blue (#0E87CC), ΔE 0.021 away. Black text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.124) |
| Temperature | cool |
| Nearest name | Water Blue (#0E87CC) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #368AC8 |
| RGB | rgb(54, 138, 200) |
| HSL | hsl(205, 57%, 50%) |
| OKLCH | oklch(61.1% 0.124 244.4) |
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 #368AC8 | 3.73:1 | AA large text | Lc -70.1 | Content text, not long reading |
| Black text on #368AC8 | 5.62:1 | AA | Lc 39.5 | Non-text elements, placeholder text |
| #368AC8 text on white | 3.73:1 | AA large text | Lc 64.6 | Content text, not long reading |
| #368AC8 text on black | 5.62:1 | AA | Lc -37.1 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C7DCEE
oklch(88.4% 0.034 244)
-
Step 300
300
#A0C6E6
oklch(81% 0.061 244)
-
Step 400
400
#6AA7D9
oklch(70.7% 0.097 244.5)
-
Step 500
500 (this color)
#368AC8
oklch(61.1% 0.124 244.4)
-
Step 600
600
#0D79BC
oklch(55.6% 0.135 244.6)
-
Step 700
700
#0066A0
oklch(49.2% 0.121 244)
-
Step 800
800
#055383
oklch(42.7% 0.104 244.4)
-
Step 900
900
#134569
oklch(37.7% 0.081 244.5)
-
Step 950
950
#0D293E
oklch(27.1% 0.052 244.2)
#368AC8 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) | #6E8CCB | 0.055 |
| Deuteranopia (no green cones) | #597EC7 | 0.041 |
| Tritanopia (no blue cones) | #0099A0 | 0.088 |
| Achromatopsia (no color) | #848484 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #368AC8
#368AC8
oklch(61.1% 0.124 244.4)
- #B67223
#B67223
oklch(61.2% 0.124 64.7)
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 #368AC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Water Blue #0E87CC ΔE 0.021
- Cool Blue #4984B8 ΔE 0.028
- Steel Blue #4682B4 ΔE 0.034
- Blue NCS #118AB2 ΔE 0.040
- Off Blue #5684AE ΔE 0.044
- Dark Sky Blue #448EE4 ΔE 0.045
- Faded Blue #658CBB ΔE 0.047
- Dusty Blue #5A86AD ΔE 0.047
Use #368AC8 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.