#5F6CF4
Closest named color: Cornflower (#6A79F7). oklch(59.6% 0.202 274.4), rgb(95, 108, 244).
Aa
Black text reads best on this color (4.93:1).
About this color
#5F6CF4 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.202 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.036 away. Black text reads best on it, at 4.93:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.202) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 4.93:1 |
| White text | 4.25:1 |
Values
| HEX | #5F6CF4 |
| RGB | rgb(95, 108, 244) |
| HSL | hsl(235, 87%, 66%) |
| OKLCH | oklch(59.6% 0.202 274.4) |
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 #5F6CF4 | 4.25:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #5F6CF4 | 4.93:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #5F6CF4 text on white | 4.25:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #5F6CF4 text on black | 4.93:1 | AA | Lc -32.7 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E4E9FE
oklch(93.7% 0.029 275.2)
-
Step 200
200
#CED7FE
oklch(88.5% 0.055 275)
-
Step 300
300
#ADBCFF
oklch(80.8% 0.096 274.3)
-
Step 400
400
#8597FF
oklch(70.8% 0.153 274.4)
-
Step 500
500 (this color)
#5F6CF4
oklch(59.6% 0.202 274.4)
-
Step 600
600
#535BF0
oklch(55.6% 0.22 274.3)
-
Step 700
700
#4549D1
oklch(49.1% 0.204 274.6)
-
Step 800
800
#383EA9
oklch(42.8% 0.168 274.3)
-
Step 900
900
#2F3686
oklch(37.7% 0.132 274.4)
-
Step 950
950
#1B214E
oklch(27.1% 0.082 273.9)
#5F6CF4 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) | #0081F9 | 0.070 |
| Deuteranopia (no green cones) | #0074F1 | 0.063 |
| Tritanopia (no blue cones) | #008CA6 | 0.170 |
| Achromatopsia (no color) | #7B7B7B | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F6CF4
#5F6CF4
oklch(59.6% 0.202 274.4)
- #977D00
#977D00
oklch(59.7% 0.122 94.3)
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 #5F6CF4, closest first.
No curated palette has a color within ΔE 0.04 of #5F6CF4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.036
- Medium Slate Blue #7B68EE ΔE 0.040
- Neon Blue #4361EE ΔE 0.046
- Royal Blue #4169E1 ΔE 0.047
- Clear Blue #247AFD ΔE 0.056
- Dark Periwinkle #665FD1 ΔE 0.059
- Cerulean Blue #056EEE ΔE 0.065
- Light Indigo #6D5ACF ΔE 0.068
Use #5F6CF4 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.