#0B6BEE
Closest named color: Cerulean Blue (#056EEE). oklch(56% 0.213 259.3), rgb(11, 107, 238).
Aa
White text reads best on this color (4.82:1).
About this color
#0B6BEE is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.213 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean Blue (#056EEE), ΔE 0.007 away. White text reads best on it, at 4.82:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.213) |
| Temperature | cool |
| Nearest name | Cerulean Blue (#056EEE) |
| Black text | 4.35:1 |
| White text | 4.82:1 |
Values
| HEX | #0B6BEE |
| RGB | rgb(11, 107, 238) |
| HSL | hsl(215, 91%, 49%) |
| OKLCH | oklch(56% 0.213 259.3) |
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 #0B6BEE | 4.82:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #0B6BEE | 4.35:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #0B6BEE text on white | 4.82:1 | AA | Lc 72.6 | Content text, not long reading |
| #0B6BEE text on black | 4.35:1 | AA large text | Lc -29.1 | Dividers and decoration only |
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 600.
-
Step 50
50
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DFEBFD
oklch(93.6% 0.028 258.4)
-
Step 200
200
#C5DBFD
oklch(88.6% 0.053 259)
-
Step 300
300
#9CC2FF
oklch(80.9% 0.096 259.7)
-
Step 400
400
#64A0FF
oklch(70.8% 0.153 259.2)
-
Step 500
500
#3684FD
oklch(63% 0.196 259.2)
-
Step 600
600 (this color)
#0B6BEE
oklch(56% 0.213 259.3)
-
Step 700
700
#0058CB
oklch(49.1% 0.193 259.2)
-
Step 800
800
#0348A6
oklch(42.7% 0.164 259.2)
-
Step 900
900
#0F3E84
oklch(37.8% 0.128 259)
-
Step 950
950
#0B254D
oklch(27% 0.081 259)
#0B6BEE 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) | #007CF3 | 0.042 |
| Deuteranopia (no green cones) | #0069EB | 0.008 |
| Tritanopia (no blue cones) | #008CA2 | 0.161 |
| Achromatopsia (no color) | #727272 | 0.213 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B6BEE
#0B6BEE
oklch(56% 0.213 259.3)
- #986B00
#986B00
oklch(56% 0.116 79.5)
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 #0B6BEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean Blue #056EEE ΔE 0.007
- Bright Blue #0165FC ΔE 0.026
- Azul #1D5DEC ΔE 0.032
- Royal Blue #4169E1 ΔE 0.035
- Neon Blue #4361EE ΔE 0.037
- Clear Blue #247AFD ΔE 0.046
- Electric Blue #0652FF ΔE 0.060
- Warm Blue #4B57DB ΔE 0.062
Use #0B6BEE 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.