#4979F2
Closest named color: Clear Blue (#247AFD). oklch(60.7% 0.189 265), rgb(73, 121, 242).
Aa
Black text reads best on this color (5.30:1).
About this color
#4979F2 is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.189 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.029 away. Black text reads best on it, at 5.30:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.189) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.30:1 |
| White text | 3.96:1 |
Values
| HEX | #4979F2 |
| RGB | rgb(73, 121, 242) |
| HSL | hsl(223, 87%, 62%) |
| OKLCH | oklch(60.7% 0.189 265) |
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 #4979F2 | 3.96:1 | AA large text | Lc -72.1 | Content text, not long reading |
| Black text on #4979F2 | 5.30:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #4979F2 text on white | 3.96:1 | AA large text | Lc 66.6 | Content text, not long reading |
| #4979F2 text on black | 5.30:1 | AA | Lc -35.1 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C9D9FC
oklch(88.5% 0.051 265.9)
-
Step 300
300
#A3C0FD
oklch(80.9% 0.092 264.7)
-
Step 400
400
#739DFD
oklch(70.8% 0.148 265)
-
Step 500
500 (this color)
#4979F2
oklch(60.7% 0.189 265)
-
Step 600
600
#3666E9
oklch(55.6% 0.205 265)
-
Step 700
700
#2954CB
oklch(49.2% 0.191 264.9)
-
Step 800
800
#2345A4
oklch(42.6% 0.159 265.2)
-
Step 900
900
#203C82
oklch(37.8% 0.123 264.7)
-
Step 950
950
#13244C
oklch(27.1% 0.077 264.5)
#4979F2 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) | #3088F6 | 0.038 |
| Deuteranopia (no green cones) | #0078F0 | 0.038 |
| Tritanopia (no blue cones) | #0096AA | 0.153 |
| Achromatopsia (no color) | #808080 | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4979F2
#4979F2
oklch(60.7% 0.189 265)
- #A47B00
#A47B00
oklch(60.7% 0.124 85.1)
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 #4979F2, closest first.
No curated palette has a color within ΔE 0.04 of #4979F2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.029
- Cornflower #6A79F7 ΔE 0.038
- Royal Blue #4169E1 ΔE 0.048
- Cerulean Blue #056EEE ΔE 0.052
- Soft Blue #6488EA ΔE 0.054
- Neon Blue #4361EE ΔE 0.059
- Dodger Blue #1E90FF ΔE 0.059
- Dark Sky Blue #448EE4 ΔE 0.061
Use #4979F2 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.