#2B71FA
Closest named color: Clear Blue (#247AFD). oklch(58.7% 0.217 261.9), rgb(43, 113, 250).
Aa
Black text reads best on this color (4.84:1).
About this color
#2B71FA is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.217 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.021 away. Black text reads best on it, at 4.84:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.217) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 4.84:1 |
| White text | 4.33:1 |
Values
| HEX | #2B71FA |
| RGB | rgb(43, 113, 250) |
| HSL | hsl(220, 95%, 57%) |
| OKLCH | oklch(58.7% 0.217 261.9) |
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 #2B71FA | 4.33:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #2B71FA | 4.84:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #2B71FA text on white | 4.33:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #2B71FA text on black | 4.84:1 | AA | Lc -32.3 | 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 600.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C6DAFE
oklch(88.5% 0.054 262.2)
-
Step 300
300
#9FC1FF
oklch(80.9% 0.096 262.2)
-
Step 400
400
#6A9EFF
oklch(70.6% 0.153 261.9)
-
Step 500
500
#4182FF
oklch(63.1% 0.198 261.8)
-
Step 600
600 (this color)
#2B71FA
oklch(58.7% 0.217 261.9)
-
Step 700
700
#1454D0
oklch(49% 0.202 261.9)
-
Step 800
800
#1446A8
oklch(42.7% 0.166 262)
-
Step 900
900
#173C85
oklch(37.6% 0.13 262)
-
Step 950
950
#0E244E
oklch(27% 0.082 261.8)
#2B71FA 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) | #0083FF | 0.043 |
| Deuteranopia (no green cones) | #0070F7 | 0.017 |
| Tritanopia (no blue cones) | #0093AB | 0.166 |
| Achromatopsia (no color) | #797979 | 0.217 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B71FA
#2B71FA
oklch(58.7% 0.217 261.9)
- #A07400
#A07400
oklch(58.8% 0.121 82)
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 #2B71FA, closest first.
No curated palette has a color within ΔE 0.04 of #2B71FA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.021
- Cerulean Blue #056EEE ΔE 0.026
- Bright Blue #0165FC ΔE 0.036
- Neon Blue #4361EE ΔE 0.041
- Royal Blue #4169E1 ΔE 0.042
- Azul #1D5DEC ΔE 0.054
- Cornflower #6A79F7 ΔE 0.068
- Electric Blue #0652FF ΔE 0.074
Use #2B71FA 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.