#4298CA
Closest named color: Faded Blue (#658CBB). oklch(64.9% 0.111 237.5), rgb(66, 152, 202).
Aa
Black text reads best on this color (6.57:1).
About this color
#4298CA is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.111 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.043 away. Black text reads best on it, at 6.57:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.57:1 |
| White text | 3.19:1 |
Values
| HEX | #4298CA |
| RGB | rgb(66, 152, 202) |
| HSL | hsl(202, 56%, 53%) |
| OKLCH | oklch(64.9% 0.111 237.5) |
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 #4298CA | 3.19:1 | AA large text | Lc -64.3 | Content text, not long reading |
| Black text on #4298CA | 6.57:1 | AA | Lc 45.2 | Large or bold text, headings |
| #4298CA text on white | 3.19:1 | AA large text | Lc 58.8 | Large or bold text, headings |
| #4298CA text on black | 6.57:1 | AA | Lc -42.9 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C7DDEB
oklch(88.6% 0.03 235.7)
-
Step 300
300
#A0C6E0
oklch(80.8% 0.055 238.3)
-
Step 400
400
#6AA9D0
oklch(70.7% 0.087 236.9)
-
Step 500
500 (this color)
#4298CA
oklch(64.9% 0.111 237.5)
-
Step 600
600
#077CB1
oklch(55.6% 0.121 237.6)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#03557B
oklch(42.6% 0.093 237.5)
-
Step 900
900
#124763
oklch(37.8% 0.072 236.7)
-
Step 950
950
#0D293A
oklch(26.9% 0.046 238.6)
#4298CA 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) | #8197CC | 0.064 |
| Deuteranopia (no green cones) | #6E8AC9 | 0.053 |
| Tritanopia (no blue cones) | #00A5A9 | 0.076 |
| Achromatopsia (no color) | #909090 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4298CA
#4298CA
oklch(64.9% 0.111 237.5)
- #C17C46
#C17C46
oklch(64.8% 0.111 57.2)
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 #4298CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.043
- Dark Sky Blue #448EE4 ΔE 0.054
- Cool Blue #4984B8 ΔE 0.056
- Dusty Blue #5A86AD ΔE 0.058
- Water Blue #0E87CC ΔE 0.059
- Blue NCS #118AB2 ΔE 0.059
- Chefchaouen Blue #4895EF ΔE 0.059
- Off Blue #5684AE ΔE 0.061
Use #4298CA 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.