#2974FC
Closest named color: Clear Blue (#247AFD). oklch(59.4% 0.216 261.2), rgb(41, 116, 252).
Aa
Black text reads best on this color (4.99:1).
About this color
#2974FC is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.216 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.014 away. Black text reads best on it, at 4.99:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.216) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 4.99:1 |
| White text | 4.20:1 |
Values
| HEX | #2974FC |
| RGB | rgb(41, 116, 252) |
| HSL | hsl(219, 97%, 57%) |
| OKLCH | oklch(59.4% 0.216 261.2) |
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 #2974FC | 4.20:1 | AA large text | Lc -73.8 | Content text, not long reading |
| Black text on #2974FC | 4.99:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #2974FC text on white | 4.20:1 | AA large text | Lc 68.3 | Content text, not long reading |
| #2974FC text on black | 4.99:1 | AA | Lc -33.4 | 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 500.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DFEBFF
oklch(93.7% 0.03 260.7)
-
Step 200
200
#C5DAFF
oklch(88.5% 0.056 261.8)
-
Step 300
300
#9EC1FF
oklch(80.8% 0.096 261.6)
-
Step 400
400
#699FFF
oklch(70.8% 0.152 261.1)
-
Step 500
500 (this color)
#2974FC
oklch(59.4% 0.216 261.2)
-
Step 600
600
#0B64F9
oklch(55.5% 0.235 261.2)
-
Step 700
700
#0052D7
oklch(49% 0.215 261.2)
-
Step 800
800
#0544AF
oklch(42.7% 0.18 261.2)
-
Step 900
900
#0F3B8B
oklch(37.7% 0.142 261.3)
-
Step 950
950
#0B2451
oklch(27.1% 0.088 261)
#2974FC 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) | #0085FF | 0.041 |
| Deuteranopia (no green cones) | #0072F9 | 0.016 |
| Tritanopia (no blue cones) | #0096AD | 0.166 |
| Achromatopsia (no color) | #7C7C7C | 0.216 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2974FC
#2974FC
oklch(59.4% 0.216 261.2)
- #A37500
#A37500
oklch(59.3% 0.123 81.1)
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 #2974FC, closest first.
No curated palette has a color within ΔE 0.04 of #2974FC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.014
- Cerulean Blue #056EEE ΔE 0.031
- Bright Blue #0165FC ΔE 0.041
- Royal Blue #4169E1 ΔE 0.048
- Neon Blue #4361EE ΔE 0.048
- Azul #1D5DEC ΔE 0.061
- Cornflower #6A79F7 ΔE 0.065
- Dodger Blue #1E90FF ΔE 0.070
Use #2974FC 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.