#4F7AFA
Closest named color: Cornflower (#6A79F7). oklch(61.8% 0.197 266.6), rgb(79, 122, 250).
Aa
Black text reads best on this color (5.49:1).
About this color
#4F7AFA is a medium-dark, vivid blue. In OKLCH its lightness is 62%, its chroma 0.197 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.031 away. Black text reads best on it, at 5.49:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.197) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.49:1 |
| White text | 3.82:1 |
Values
| HEX | #4F7AFA |
| RGB | rgb(79, 122, 250) |
| HSL | hsl(225, 94%, 65%) |
| OKLCH | oklch(61.8% 0.197 266.6) |
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 #4F7AFA | 3.82:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #4F7AFA | 5.49:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #4F7AFA text on white | 3.82:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #4F7AFA text on black | 5.49:1 | AA | Lc -36.4 | 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
#F1F5FE
oklch(97% 0.013 266.7)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C9D9FE
oklch(88.5% 0.054 266.8)
-
Step 300
300
#A4BFFF
oklch(80.8% 0.096 266.6)
-
Step 400
400
#759BFF
oklch(70.6% 0.153 266.8)
-
Step 500
500 (this color)
#4F7AFA
oklch(61.8% 0.197 266.6)
-
Step 600
600
#3A63EE
oklch(55.6% 0.214 266.6)
-
Step 700
700
#2D51CF
oklch(49.1% 0.199 266.5)
-
Step 800
800
#2643A7
oklch(42.6% 0.164 266.7)
-
Step 900
900
#223A85
oklch(37.7% 0.129 266.7)
-
Step 950
950
#14234E
oklch(27.1% 0.082 266.5)
#4F7AFA 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) | #288BFF | 0.045 |
| Deuteranopia (no green cones) | #007BF7 | 0.042 |
| Tritanopia (no blue cones) | #0098AE | 0.160 |
| Achromatopsia (no color) | #828282 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F7AFA
#4F7AFA
oklch(61.8% 0.197 266.6)
- #A67F00
#A67F00
oklch(61.7% 0.126 86.9)
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 #4F7AFA, closest first.
No curated palette has a color within ΔE 0.04 of #4F7AFA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.031
- Clear Blue #247AFD ΔE 0.032
- Soft Blue #6488EA ΔE 0.053
- Dodger Blue #1E90FF ΔE 0.057
- Royal Blue #4169E1 ΔE 0.058
- Cerulean Blue #056EEE ΔE 0.061
- Neon Blue #4361EE ΔE 0.065
- Dark Sky Blue #448EE4 ΔE 0.065
Use #4F7AFA 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.