#4A79A0
Closest named color: Cerulean (#457B9D). oklch(55.9% 0.08 244.9), rgb(74, 121, 160).
Aa
White text reads best on this color (4.63:1).
About this color
#4A79A0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 56%, its chroma 0.080 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean (#457B9D), ΔE 0.010 away. White text reads best on it, at 4.63:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Cerulean (#457B9D) |
| Black text | 4.53:1 |
| White text | 4.63:1 |
Values
| HEX | #4A79A0 |
| RGB | rgb(74, 121, 160) |
| HSL | hsl(207, 37%, 46%) |
| OKLCH | oklch(55.9% 0.08 244.9) |
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 #4A79A0 | 4.63:1 | AA | Lc -77.5 | Fine for body text |
| Black text on #4A79A0 | 4.53:1 | AA | Lc 32.0 | Non-text elements, placeholder text |
| #4A79A0 text on white | 4.63:1 | AA | Lc 72.1 | Content text, not long reading |
| #4A79A0 text on black | 4.53:1 | AA | Lc -29.6 | Dividers and decoration only |
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 600.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CFDBE6
oklch(88.6% 0.02 245.7)
-
Step 300
300
#AEC4D7
oklch(81% 0.036 244.3)
-
Step 400
400
#83A5C3
oklch(70.7% 0.058 245.4)
-
Step 500
500
#638EB3
oklch(63% 0.073 245.3)
-
Step 600
600 (this color)
#4A79A0
oklch(55.9% 0.08 244.9)
-
Step 700
700
#3A6588
oklch(49.1% 0.074 244.7)
-
Step 800
800
#31526F
oklch(42.6% 0.062 246.4)
-
Step 900
900
#2B4459
oklch(37.6% 0.048 244.9)
-
Step 950
950
#1A2834
oklch(27% 0.03 245.1)
#4A79A0 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) | #687AA2 | 0.037 |
| Deuteranopia (no green cones) | #5D719F | 0.030 |
| Tritanopia (no blue cones) | #178286 | 0.067 |
| Achromatopsia (no color) | #757575 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A79A0
#4A79A0
oklch(55.9% 0.08 244.9)
- #956A40
#956A40
oklch(55.9% 0.08 64.3)
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 #4A79A0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean #457B9D ΔE 0.010
- Stormy Blue #507B9C ΔE 0.012
- Dull Blue #49759C ΔE 0.012
- Flat Blue #3C73A8 ΔE 0.029
- Metallic Blue #4F738E ΔE 0.029
- Muted Blue #3B719F ΔE 0.030
- Steel Blue #4682B4 ΔE 0.035
- Off Blue #5684AE ΔE 0.039
Use #4A79A0 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.