#4999CA
Closest named color: Faded Blue (#658CBB). oklch(65.3% 0.107 238.3), rgb(73, 153, 202).
Aa
Black text reads best on this color (6.69:1).
About this color
#4999CA is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.107 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.042 away. Black text reads best on it, at 6.69:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.69:1 |
| White text | 3.13:1 |
Values
| HEX | #4999CA |
| RGB | rgb(73, 153, 202) |
| HSL | hsl(203, 55%, 54%) |
| OKLCH | oklch(65.3% 0.107 238.3) |
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 #4999CA | 3.13:1 | AA large text | Lc -63.6 | Content text, not long reading |
| Black text on #4999CA | 6.69:1 | AA | Lc 45.9 | Large or bold text, headings |
| #4999CA text on white | 3.13:1 | AA large text | Lc 58.2 | Large or bold text, headings |
| #4999CA text on black | 6.69:1 | AA | Lc -43.5 | 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
#C8DCEB
oklch(88.4% 0.03 240.2)
-
Step 300
300
#A2C6DF
oklch(80.9% 0.052 238.6)
-
Step 400
400
#6DA8CF
oklch(70.6% 0.084 238.5)
-
Step 500
500 (this color)
#4999CA
oklch(65.3% 0.107 238.3)
-
Step 600
600
#187BAF
oklch(55.5% 0.117 238.6)
-
Step 700
700
#046897
oklch(49.2% 0.109 238.5)
-
Step 800
800
#0D557A
oklch(42.7% 0.089 238.1)
-
Step 900
900
#164662
oklch(37.6% 0.07 238.5)
-
Step 950
950
#0F293A
oklch(26.9% 0.045 240)
#4999CA 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) | #8299CC | 0.060 |
| Deuteranopia (no green cones) | #718CC9 | 0.050 |
| Tritanopia (no blue cones) | #00A5AA | 0.074 |
| Achromatopsia (no color) | #919191 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4999CA
#4999CA
oklch(65.3% 0.107 238.3)
- #C17F4A
#C17F4A
oklch(65.4% 0.107 58.1)
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 #4999CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.056
- Dusty Blue #5A86AD ΔE 0.059
- Chefchaouen Blue #4895EF ΔE 0.060
- Cool Blue #4984B8 ΔE 0.060
- Off Blue #5684AE ΔE 0.063
- Greyblue #77A1B5 ΔE 0.063
- Cornflower Blue #6495ED ΔE 0.063
Use #4999CA 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.