#4E97B7
Closest named color: Faded Blue (#658CBB). oklch(64.2% 0.087 228.9), rgb(78, 151, 183).
Aa
Black text reads best on this color (6.43:1).
About this color
#4E97B7 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.087 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.039 away. Black text reads best on it, at 6.43:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.43:1 |
| White text | 3.26:1 |
Values
| HEX | #4E97B7 |
| RGB | rgb(78, 151, 183) |
| HSL | hsl(198, 42%, 51%) |
| OKLCH | oklch(64.2% 0.087 228.9) |
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 #4E97B7 | 3.26:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #4E97B7 | 6.43:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #4E97B7 text on white | 3.26:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #4E97B7 text on black | 6.43:1 | AA | Lc -41.9 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CADDE6
oklch(88.6% 0.024 227.8)
-
Step 300
300
#A5C7D7
oklch(81% 0.043 228)
-
Step 400
400
#73A9C3
oklch(70.7% 0.068 229.7)
-
Step 500
500 (this color)
#4E97B7
oklch(64.2% 0.087 228.9)
-
Step 600
600
#287D9F
oklch(55.5% 0.094 229.1)
-
Step 700
700
#196A88
oklch(49.2% 0.088 228.3)
-
Step 800
800
#18566F
oklch(42.6% 0.073 229.5)
-
Step 900
900
#1C475A
oklch(37.7% 0.057 230)
-
Step 950
950
#122A34
oklch(27.1% 0.035 227.4)
#4E97B7 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) | #8695B9 | 0.062 |
| Deuteranopia (no green cones) | #7889B7 | 0.057 |
| Tritanopia (no blue cones) | #00A0A1 | 0.060 |
| Achromatopsia (no color) | #8E8E8E | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E97B7
#4E97B7
oklch(64.2% 0.087 228.9)
- #B87D5D
#B87D5D
oklch(64.3% 0.087 49.2)
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 #4E97B7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.039
- Dusty Blue #5A86AD ΔE 0.047
- Cadet Blue #5F9EA0 ΔE 0.048
- Silver Lake Blue #778DA9 ΔE 0.048
- Blue Grey #758DA3 ΔE 0.049
- Off Blue #5684AE ΔE 0.052
- Greyblue #77A1B5 ΔE 0.054
- Blue NCS #118AB2 ΔE 0.056
Use #4E97B7 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.