#2D63B2
Closest named color: Mid Blue (#276AB3). oklch(50.6% 0.138 258.2), rgb(45, 99, 178).
Aa
White text reads best on this color (5.93:1).
About this color
#2D63B2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.138 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.019 away. White text reads best on it, at 5.93:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.53:1 |
| White text | 5.93:1 |
Values
| HEX | #2D63B2 |
| RGB | rgb(45, 99, 178) |
| HSL | hsl(216, 60%, 44%) |
| OKLCH | oklch(50.6% 0.138 258.2) |
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 #2D63B2 | 5.93:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #2D63B2 | 3.53:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #2D63B2 text on white | 5.93:1 | AA | Lc 79.3 | Fine for body text |
| #2D63B2 text on black | 3.53:1 | AA large text | Lc -22.5 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF7
oklch(93.7% 0.019 255.5)
-
Step 200
200
#CADAF2
oklch(88.4% 0.037 258.4)
-
Step 300
300
#A6C2EC
oklch(80.8% 0.067 258.4)
-
Step 400
400
#76A2E3
oklch(70.7% 0.107 258)
-
Step 500
500
#5389DB
oklch(63.1% 0.137 258.5)
-
Step 600
600
#3672C8
oklch(55.7% 0.147 257.8)
-
Step 700
700 (this color)
#2D63B2
oklch(50.6% 0.138 258.2)
-
Step 800
800
#234E8C
oklch(42.8% 0.113 257.9)
-
Step 900
900
#214170
oklch(37.6% 0.089 258)
-
Step 950
950
#142642
oklch(26.9% 0.058 258.9)
#2D63B2 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) | #3B6AB5 | 0.025 |
| Deuteranopia (no green cones) | #215EB0 | 0.018 |
| Tritanopia (no blue cones) | #007682 | 0.108 |
| Achromatopsia (no color) | #646464 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D63B2
#2D63B2
oklch(50.6% 0.138 258.2)
- #855C00
#855C00
oklch(50.6% 0.105 78.5)
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 #2D63B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.019
- French Blue #436BAD ΔE 0.035
- Dusky Blue #475F94 ΔE 0.052
- Denim Blue #3B5B92 ΔE 0.052
- Flat Blue #3C73A8 ΔE 0.055
- Peacock Blue #016795 ΔE 0.056
- Muted Blue #3B719F ΔE 0.057
- Ocean Blue #03719C ΔE 0.061
Use #2D63B2 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.