#2855BF
Closest named color: Blue Blue (#2242C7). oklch(48.3% 0.174 263.7), rgb(40, 85, 191).
Aa
White text reads best on this color (6.68:1).
About this color
#2855BF is a medium-dark, vivid blue. In OKLCH its lightness is 48%, its chroma 0.174 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.047 away. White text reads best on it, at 6.68:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.174) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 3.14:1 |
| White text | 6.68:1 |
Values
| HEX | #2855BF |
| RGB | rgb(40, 85, 191) |
| HSL | hsl(222, 65%, 45%) |
| OKLCH | oklch(48.3% 0.174 263.7) |
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 #2855BF | 6.68:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #2855BF | 3.14:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #2855BF text on white | 6.68:1 | AA | Lc 82.4 | Fine for body text |
| #2855BF text on black | 3.14:1 | AA large text | Lc -19.5 | 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 700.
-
Step 50
50
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFB
oklch(93.6% 0.025 265.6)
-
Step 200
200
#C9DAF9
oklch(88.5% 0.047 262.5)
-
Step 300
300
#A5C1F8
oklch(81% 0.084 263.6)
-
Step 400
400
#759EF4
oklch(70.6% 0.134 263.9)
-
Step 500
500
#5283F0
oklch(63% 0.172 263.9)
-
Step 600
600
#376ADF
oklch(55.6% 0.187 263.7)
-
Step 700
700 (this color)
#2855BF
oklch(48.3% 0.174 263.7)
-
Step 800
800
#24489D
oklch(42.7% 0.145 264)
-
Step 900
900
#213D7C
oklch(37.6% 0.112 263.8)
-
Step 950
950
#142449
oklch(26.9% 0.072 264.5)
#2855BF 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) | #0063C3 | 0.036 |
| Deuteranopia (no green cones) | #0055BD | 0.020 |
| Tritanopia (no blue cones) | #006F81 | 0.136 |
| Achromatopsia (no color) | #5C5C5C | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2855BF
#2855BF
oklch(48.3% 0.174 263.7)
- #795900
#795900
oklch(48.4% 0.099 84.2)
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 #2855BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.047
- Warm Blue #4B57DB ΔE 0.059
- Mid Blue #276AB3 ΔE 0.061
- Majorelle Blue #3F37C9 ΔE 0.066
- Blue With A Hint Of Purple #533CC6 ΔE 0.070
- Azul #1D5DEC ΔE 0.072
- Iris #6258C4 ΔE 0.073
- French Blue #436BAD ΔE 0.077
Use #2855BF 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.