#2A63D6
Closest named color: Royal Blue (#4169E1). oklch(53.1% 0.187 262.2), rgb(42, 99, 214).
Aa
White text reads best on this color (5.44:1).
About this color
#2A63D6 is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.187 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.032 away. White text reads best on it, at 5.44:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.187) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 3.85:1 |
| White text | 5.44:1 |
Values
| HEX | #2A63D6 |
| RGB | rgb(42, 99, 214) |
| HSL | hsl(220, 68%, 50%) |
| OKLCH | oklch(53.1% 0.187 262.2) |
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 #2A63D6 | 5.44:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #2A63D6 | 3.85:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #2A63D6 text on white | 5.44:1 | AA | Lc 76.6 | Fine for body text |
| #2A63D6 text on black | 3.85:1 | AA large text | Lc -25.1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EAFB
oklch(93.5% 0.025 263.3)
-
Step 200
200
#C9DAF9
oklch(88.5% 0.047 262.5)
-
Step 300
300
#A3C1F8
oklch(80.8% 0.085 262.3)
-
Step 400
400
#729FF4
oklch(70.7% 0.134 262.3)
-
Step 500
500
#4D84F0
oklch(63% 0.173 262.3)
-
Step 600
600 (this color)
#2A63D6
oklch(53.1% 0.187 262.2)
-
Step 700
700
#2458C1
oklch(49% 0.174 262.2)
-
Step 800
800
#1F499C
oklch(42.7% 0.144 262.1)
-
Step 900
900
#1F3E7C
oklch(37.7% 0.112 262.4)
-
Step 950
950
#122549
oklch(27% 0.071 261.9)
#2A63D6 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) | #0072DA | 0.038 |
| Deuteranopia (no green cones) | #0062D4 | 0.019 |
| Tritanopia (no blue cones) | #007F93 | 0.144 |
| Achromatopsia (no color) | #6A6A6A | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A63D6
#2A63D6
oklch(53.1% 0.187 262.2)
- #8B6500
#8B6500
oklch(53.2% 0.109 82.7)
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 #2A63D6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.032
- Azul #1D5DEC ΔE 0.038
- Warm Blue #4B57DB ΔE 0.040
- Neon Blue #4361EE ΔE 0.044
- Cerulean Blue #056EEE ΔE 0.044
- Bright Blue #0165FC ΔE 0.059
- Mid Blue #276AB3 ΔE 0.060
- Dark Periwinkle #665FD1 ΔE 0.067
Use #2A63D6 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.