#749CC4
Closest named color: Greyblue (#77A1B5). oklch(67.9% 0.074 249), rgb(116, 156, 196).
Aa
Black text reads best on this color (7.29:1).
About this color
#749CC4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.074 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.030 away. Black text reads best on it, at 7.29:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.29:1 |
| White text | 2.87:1 |
Values
| HEX | #749CC4 |
| RGB | rgb(116, 156, 196) |
| HSL | hsl(210, 40%, 61%) |
| OKLCH | oklch(67.9% 0.074 249) |
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 #749CC4 | 2.87:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #749CC4 | 7.29:1 | AAA | Lc 49.1 | Large or bold text, headings |
| #749CC4 text on white | 2.87:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #749CC4 text on black | 7.29:1 | AAA | Lc -46.8 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CDDBEA
oklch(88.5% 0.026 250)
-
Step 300
300
#AAC4DE
oklch(80.9% 0.046 248.4)
-
Step 400
400 (this color)
#749CC4
oklch(67.9% 0.074 249)
-
Step 500
500
#5A8EC0
oklch(63.1% 0.094 248.6)
-
Step 600
600
#3F77AD
oklch(55.6% 0.103 249.4)
-
Step 700
700
#306494
oklch(49% 0.095 248.7)
-
Step 800
800
#295278
oklch(42.7% 0.079 248.5)
-
Step 900
900
#264461
oklch(37.7% 0.062 249)
-
Step 950
950
#172839
oklch(27.1% 0.039 249.5)
#749CC4 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) | #8C9DC6 | 0.031 |
| Deuteranopia (no green cones) | #8295C3 | 0.024 |
| Tritanopia (no blue cones) | #57A5A9 | 0.063 |
| Achromatopsia (no color) | #989898 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #749CC4
#749CC4
oklch(67.9% 0.074 249)
- #B69065
#B69065
oklch(67.9% 0.074 69.5)
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 #749CC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.030
- Cool Gray #8D99AE ΔE 0.042
- Bluey Grey #89A0B0 ΔE 0.043
- Bluegrey #85A3B2 ΔE 0.043
- Silver Lake Blue #778DA9 ΔE 0.049
- Faded Blue #658CBB ΔE 0.050
- Blue Grey #758DA3 ΔE 0.056
- Cadet Blue #5F9EA0 ΔE 0.064
Use #749CC4 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.