#2434FD
Closest named color: Vivid Blue (#152EFF). oklch(49% 0.283 267.3), rgb(36, 52, 253).
Aa
White text reads best on this color (7.03:1).
About this color
#2434FD is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.283 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Blue (#152EFF), ΔE 0.015 away. White text reads best on it, at 7.03:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.283) |
| Temperature | cool |
| Nearest name | Vivid Blue (#152EFF) |
| Black text | 2.98:1 |
| White text | 7.03:1 |
Values
| HEX | #2434FD |
| RGB | rgb(36, 52, 253) |
| HSL | hsl(236, 98%, 57%) |
| OKLCH | oklch(49% 0.283 267.3) |
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 #2434FD | 7.03:1 | AAA | Lc -87.7 | Fine for body text |
| Black text on #2434FD | 2.98:1 | Fails | Lc 21.4 | Dividers and decoration only |
| #2434FD text on white | 7.03:1 | AAA | Lc 82.7 | Fine for body text |
| #2434FD text on black | 2.98:1 | Fails | Lc -19.2 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#C9D9FF
oklch(88.6% 0.055 267.2)
-
Step 300
300
#A5BFFF
oklch(80.9% 0.095 267.2)
-
Step 400
400
#769BFF
oklch(70.7% 0.152 267.2)
-
Step 500
500
#557EFF
oklch(63.2% 0.197 267.3)
-
Step 600
600
#365CFF
oklch(55.6% 0.244 267.2)
-
Step 700
700 (this color)
#2434FD
oklch(49% 0.283 267.3)
-
Step 800
800
#1D2FCC
oklch(42.7% 0.235 267.3)
-
Step 900
900
#192FA0
oklch(37.7% 0.182 267.2)
-
Step 950
950
#0E1D5E
oklch(26.9% 0.117 267.4)
#2434FD 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) | #0064FF | 0.085 |
| Deuteranopia (no green cones) | #004DFA | 0.038 |
| Tritanopia (no blue cones) | #00749A | 0.213 |
| Achromatopsia (no color) | #595959 | 0.285 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2434FD
#2434FD
oklch(49% 0.283 267.3)
- #795C00
#795C00
oklch(49.1% 0.1 87.1)
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 #2434FD, closest first.
No curated palette has a color within ΔE 0.04 of #2434FD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Blue #152EFF ΔE 0.015
- Vibrant Blue #0339F8 ΔE 0.017
- Light Royal Blue #3A2EFE ΔE 0.022
- Rich Blue #021BF9 ΔE 0.041
- Electric Blue #0652FF ΔE 0.048
- Strong Blue #0C06F7 ΔE 0.051
- Primary Blue #0804F9 ΔE 0.051
- Blue #0000FF ΔE 0.051
Use #2434FD 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.