#4E97C4
Closest named color: Faded Blue (#658CBB). oklch(64.8% 0.099 238), rgb(78, 151, 196).
Aa
Black text reads best on this color (6.54:1).
About this color
#4E97C4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.099 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.034 away. Black text reads best on it, at 6.54:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.54:1 |
| White text | 3.20:1 |
Values
| HEX | #4E97C4 |
| RGB | rgb(78, 151, 196) |
| HSL | hsl(203, 50%, 54%) |
| OKLCH | oklch(64.8% 0.099 238) |
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 #4E97C4 | 3.20:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #4E97C4 | 6.54:1 | AA | Lc 45.0 | Non-text elements, placeholder text |
| #4E97C4 text on white | 3.20:1 | AA large text | Lc 59.1 | Large or bold text, headings |
| #4E97C4 text on black | 6.54:1 | AA | Lc -42.6 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300
#A4C6DD
oklch(80.9% 0.049 237.8)
-
Step 400
400
#71A8CC
oklch(70.7% 0.078 238.1)
-
Step 500
500 (this color)
#4E97C4
oklch(64.8% 0.099 238)
-
Step 600
600
#257BAB
oklch(55.5% 0.109 238.3)
-
Step 700
700
#166893
oklch(49.2% 0.101 238)
-
Step 800
800
#175577
oklch(42.8% 0.083 237.8)
-
Step 900
900
#1B4660
oklch(37.7% 0.065 238.5)
-
Step 950
950
#112938
oklch(26.9% 0.041 238.3)
#4E97C4 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) | #8296C6 | 0.057 |
| Deuteranopia (no green cones) | #728AC3 | 0.048 |
| Tritanopia (no blue cones) | #00A2A6 | 0.072 |
| Achromatopsia (no color) | #909090 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E97C4
#4E97C4
oklch(64.8% 0.099 238)
- #BC7F4F
#BC7F4F
oklch(64.9% 0.099 58)
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 #4E97C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.034
- Dusty Blue #5A86AD ΔE 0.051
- Cool Blue #4984B8 ΔE 0.054
- Silver Lake Blue #778DA9 ΔE 0.055
- Off Blue #5684AE ΔE 0.055
- Blue Grey #758DA3 ΔE 0.059
- Greyblue #77A1B5 ΔE 0.060
- Blue NCS #118AB2 ΔE 0.060
Use #4E97C4 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.