#5F72F1
Closest named color: Cornflower (#6A79F7). oklch(60.4% 0.19 273), rgb(95, 114, 241).
Aa
Black text reads best on this color (5.16:1).
About this color
#5F72F1 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.190 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.025 away. Black text reads best on it, at 5.16:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.190) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.16:1 |
| White text | 4.06:1 |
Values
| HEX | #5F72F1 |
| RGB | rgb(95, 114, 241) |
| HSL | hsl(232, 84%, 66%) |
| OKLCH | oklch(60.4% 0.19 273) |
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 #5F72F1 | 4.06:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #5F72F1 | 5.16:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #5F72F1 text on white | 4.06:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #5F72F1 text on black | 5.16:1 | AA | Lc -34.1 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CDD8FC
oklch(88.5% 0.051 271.9)
-
Step 300
300
#ACBDFD
oklch(80.9% 0.093 272.7)
-
Step 400
400
#8398FD
oklch(70.8% 0.149 273.2)
-
Step 500
500 (this color)
#5F72F1
oklch(60.4% 0.19 273)
-
Step 600
600
#505FE9
oklch(55.5% 0.207 272.9)
-
Step 700
700
#424DCB
oklch(49% 0.193 273.1)
-
Step 800
800
#3640A4
oklch(42.6% 0.16 273.2)
-
Step 900
900
#2E3882
oklch(37.7% 0.124 273.1)
-
Step 950
950
#1B224C
oklch(27.1% 0.078 273)
#5F72F1 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) | #2085F5 | 0.061 |
| Deuteranopia (no green cones) | #0078EE | 0.061 |
| Tritanopia (no blue cones) | #0090A7 | 0.163 |
| Achromatopsia (no color) | #7E7E7E | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F72F1
#5F72F1
oklch(60.4% 0.19 273)
- #9B7F00
#9B7F00
oklch(60.5% 0.124 93.3)
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 #5F72F1, closest first.
No curated palette has a color within ΔE 0.04 of #5F72F1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.025
- Medium Slate Blue #7B68EE ΔE 0.042
- Royal Blue #4169E1 ΔE 0.050
- Clear Blue #247AFD ΔE 0.052
- Neon Blue #4361EE ΔE 0.056
- Soft Blue #6488EA ΔE 0.059
- Dark Periwinkle #665FD1 ΔE 0.063
- Cerulean Blue #056EEE ΔE 0.067
Use #5F72F1 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.